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Finding the Fourth Proportional to 669,589.53, 924,040.23 and 363,671.88

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Solution

The fourth proportional to 669,589.53, 924,040.23 and 363,671.88 is: 501,870.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,589.53 : 924,040.23 = 363,671.88 : x
  2. Step 2: Convert to fraction form
    669,589.53/924,040.23 = 363,671.88/x
  3. Step 3: Cross multiply
    669,589.53x = 924,040.23 × 363,671.88
  4. Step 4: Simplify right side
    669,589.53x = 336,047,447,639.73
  5. Step 5: Solve for x
    x = 336,047,447,639.73/669,589.53
  6. Step 6: Final answer
    x = 501,870.82

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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.