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Finding the Fourth Proportional to 531,359.53, 793,652.85 and 480,680.60

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Solution

The fourth proportional to 531,359.53, 793,652.85 and 480,680.60 is: 717,957.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,359.53 : 793,652.85 = 480,680.60 : x
  2. Step 2: Convert to fraction form
    531,359.53/793,652.85 = 480,680.60/x
  3. Step 3: Cross multiply
    531,359.53x = 793,652.85 × 480,680.60
  4. Step 4: Simplify right side
    531,359.53x = 381,493,524,161.45
  5. Step 5: Solve for x
    x = 381,493,524,161.45/531,359.53
  6. Step 6: Final answer
    x = 717,957.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.