Home / 927,382.56-1,390,132.68-527,196.36

Finding the Fourth Proportional to 927,382.56, 1,390,132.68 and 527,196.36

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Solution

The fourth proportional to 927,382.56, 1,390,132.68 and 527,196.36 is: 790,259.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,382.56 : 1,390,132.68 = 527,196.36 : x
  2. Step 2: Convert to fraction form
    927,382.56/1,390,132.68 = 527,196.36/x
  3. Step 3: Cross multiply
    927,382.56x = 1,390,132.68 × 527,196.36
  4. Step 4: Simplify right side
    927,382.56x = 732,872,888,813.05
  5. Step 5: Solve for x
    x = 732,872,888,813.05/927,382.56
  6. Step 6: Final answer
    x = 790,259.51

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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.