Home / 1,057,433.01-1,586,180.58-258,714.60

Finding the Fourth Proportional to 1,057,433.01, 1,586,180.58 and 258,714.60

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Solution

The fourth proportional to 1,057,433.01, 1,586,180.58 and 258,714.60 is: 388,079.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,433.01 : 1,586,180.58 = 258,714.60 : x
  2. Step 2: Convert to fraction form
    1,057,433.01/1,586,180.58 = 258,714.60/x
  3. Step 3: Cross multiply
    1,057,433.01x = 1,586,180.58 × 258,714.60
  4. Step 4: Simplify right side
    1,057,433.01x = 410,368,074,282.47
  5. Step 5: Solve for x
    x = 410,368,074,282.47/1,057,433.01
  6. Step 6: Final answer
    x = 388,079.50

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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.