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Finding the Fourth Proportional to 524,056.28, 723,223.31 and 294,685.77

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Solution

The fourth proportional to 524,056.28, 723,223.31 and 294,685.77 is: 406,680.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,056.28 : 723,223.31 = 294,685.77 : x
  2. Step 2: Convert to fraction form
    524,056.28/723,223.31 = 294,685.77/x
  3. Step 3: Cross multiply
    524,056.28x = 723,223.31 × 294,685.77
  4. Step 4: Simplify right side
    524,056.28x = 213,123,614,373.18
  5. Step 5: Solve for x
    x = 213,123,614,373.18/524,056.28
  6. Step 6: Final answer
    x = 406,680.78

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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.