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Finding the Fourth Proportional to 363,001.40, 544,502.10 and 349,223.30

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Solution

The fourth proportional to 363,001.40, 544,502.10 and 349,223.30 is: 523,834.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,001.40 : 544,502.10 = 349,223.30 : x
  2. Step 2: Convert to fraction form
    363,001.40/544,502.10 = 349,223.30/x
  3. Step 3: Cross multiply
    363,001.40x = 544,502.10 × 349,223.30
  4. Step 4: Simplify right side
    363,001.40x = 190,152,820,218.93
  5. Step 5: Solve for x
    x = 190,152,820,218.93/363,001.40
  6. Step 6: Final answer
    x = 523,834.95

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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.