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Finding the Fourth Proportional to 566,292.60, 781,394.58 and 324,528.66

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Solution

The fourth proportional to 566,292.60, 781,394.58 and 324,528.66 is: 447,798.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,292.60 : 781,394.58 = 324,528.66 : x
  2. Step 2: Convert to fraction form
    566,292.60/781,394.58 = 324,528.66/x
  3. Step 3: Cross multiply
    566,292.60x = 781,394.58 × 324,528.66
  4. Step 4: Simplify right side
    566,292.60x = 253,584,935,978.66
  5. Step 5: Solve for x
    x = 253,584,935,978.66/566,292.60
  6. Step 6: Final answer
    x = 447,798.43

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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.