Home / 927,121.60-1,390,682.40-595,345.60

Finding the Fourth Proportional to 927,121.60, 1,390,682.40 and 595,345.60

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Solution

The fourth proportional to 927,121.60, 1,390,682.40 and 595,345.60 is: 893,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,121.60 : 1,390,682.40 = 595,345.60 : x
  2. Step 2: Convert to fraction form
    927,121.60/1,390,682.40 = 595,345.60/x
  3. Step 3: Cross multiply
    927,121.60x = 1,390,682.40 × 595,345.60
  4. Step 4: Simplify right side
    927,121.60x = 827,936,647,837.44
  5. Step 5: Solve for x
    x = 827,936,647,837.44/927,121.60
  6. Step 6: Final answer
    x = 893,018.40

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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.