Home / 527,424.48-727,666.74-297,948.24

Finding the Fourth Proportional to 527,424.48, 727,666.74 and 297,948.24

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Solution

The fourth proportional to 527,424.48, 727,666.74 and 297,948.24 is: 411,067.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,424.48 : 727,666.74 = 297,948.24 : x
  2. Step 2: Convert to fraction form
    527,424.48/727,666.74 = 297,948.24/x
  3. Step 3: Cross multiply
    527,424.48x = 727,666.74 × 297,948.24
  4. Step 4: Simplify right side
    527,424.48x = 216,807,024,489.54
  5. Step 5: Solve for x
    x = 216,807,024,489.54/527,424.48
  6. Step 6: Final answer
    x = 411,067.43

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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.