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Finding the Fourth Proportional to 527,363.55, 790,740.63 and 464,310.18

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Solution

The fourth proportional to 527,363.55, 790,740.63 and 464,310.18 is: 696,197.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,363.55 : 790,740.63 = 464,310.18 : x
  2. Step 2: Convert to fraction form
    527,363.55/790,740.63 = 464,310.18/x
  3. Step 3: Cross multiply
    527,363.55x = 790,740.63 × 464,310.18
  4. Step 4: Simplify right side
    527,363.55x = 367,148,924,248.61
  5. Step 5: Solve for x
    x = 367,148,924,248.61/527,363.55
  6. Step 6: Final answer
    x = 696,197.01

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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.