Home / 704,869.25-972,693.47-382,572.42

Finding the Fourth Proportional to 704,869.25, 972,693.47 and 382,572.42

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Solution

The fourth proportional to 704,869.25, 972,693.47 and 382,572.42 is: 527,935.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,869.25 : 972,693.47 = 382,572.42 : x
  2. Step 2: Convert to fraction form
    704,869.25/972,693.47 = 382,572.42/x
  3. Step 3: Cross multiply
    704,869.25x = 972,693.47 × 382,572.42
  4. Step 4: Simplify right side
    704,869.25x = 372,125,692,823.24
  5. Step 5: Solve for x
    x = 372,125,692,823.24/704,869.25
  6. Step 6: Final answer
    x = 527,935.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.