Home / 927,088.12-1,390,632.18-506,134.36

Finding the Fourth Proportional to 927,088.12, 1,390,632.18 and 506,134.36

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Solution

The fourth proportional to 927,088.12, 1,390,632.18 and 506,134.36 is: 759,201.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,088.12 : 1,390,632.18 = 506,134.36 : x
  2. Step 2: Convert to fraction form
    927,088.12/1,390,632.18 = 506,134.36/x
  3. Step 3: Cross multiply
    927,088.12x = 1,390,632.18 × 506,134.36
  4. Step 4: Simplify right side
    927,088.12x = 703,846,728,419.71
  5. Step 5: Solve for x
    x = 703,846,728,419.71/927,088.12
  6. Step 6: Final answer
    x = 759,201.54

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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.