Home / 1,072,198.40-1,608,297.60-284,230.40

Finding the Fourth Proportional to 1,072,198.40, 1,608,297.60 and 284,230.40

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Solution

The fourth proportional to 1,072,198.40, 1,608,297.60 and 284,230.40 is: 426,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,198.40 : 1,608,297.60 = 284,230.40 : x
  2. Step 2: Convert to fraction form
    1,072,198.40/1,608,297.60 = 284,230.40/x
  3. Step 3: Cross multiply
    1,072,198.40x = 1,608,297.60 × 284,230.40
  4. Step 4: Simplify right side
    1,072,198.40x = 457,127,070,167.04
  5. Step 5: Solve for x
    x = 457,127,070,167.04/1,072,198.40
  6. Step 6: Final answer
    x = 426,345.60

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.