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Finding the Fourth Proportional to 224,380, 336,567.42 and 64,459.88

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Solution

The fourth proportional to 224,380, 336,567.42 and 64,459.88 is: 96,689.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,380 : 336,567.42 = 64,459.88 : x
  2. Step 2: Convert to fraction form
    224,380/336,567.42 = 64,459.88/x
  3. Step 3: Cross multiply
    224,380x = 336,567.42 × 64,459.88
  4. Step 4: Simplify right side
    224,380x = 21,695,095,505.11
  5. Step 5: Solve for x
    x = 21,695,095,505.11/224,380
  6. Step 6: Final answer
    x = 96,689.08

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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.