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Finding the Fourth Proportional to 373,068.02, 559,711.04 and 120,342.96

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Solution

The fourth proportional to 373,068.02, 559,711.04 and 120,342.96 is: 180,549.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,068.02 : 559,711.04 = 120,342.96 : x
  2. Step 2: Convert to fraction form
    373,068.02/559,711.04 = 120,342.96/x
  3. Step 3: Cross multiply
    373,068.02x = 559,711.04 × 120,342.96
  4. Step 4: Simplify right side
    373,068.02x = 67,357,283,298.28
  5. Step 5: Solve for x
    x = 67,357,283,298.28/373,068.02
  6. Step 6: Final answer
    x = 180,549.60

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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.