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Finding the Fourth Proportional to 373,318.90, 559,978.35 and 367,098.10

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Solution

The fourth proportional to 373,318.90, 559,978.35 and 367,098.10 is: 550,647.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,318.90 : 559,978.35 = 367,098.10 : x
  2. Step 2: Convert to fraction form
    373,318.90/559,978.35 = 367,098.10/x
  3. Step 3: Cross multiply
    373,318.90x = 559,978.35 × 367,098.10
  4. Step 4: Simplify right side
    373,318.90x = 205,566,988,326.14
  5. Step 5: Solve for x
    x = 205,566,988,326.14/373,318.90
  6. Step 6: Final answer
    x = 550,647.15

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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.