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Finding the Fourth Proportional to 296,518, 444,823.08 and 99,572.08

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Solution

The fourth proportional to 296,518, 444,823.08 and 99,572.08 is: 149,373.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,518 : 444,823.08 = 99,572.08 : x
  2. Step 2: Convert to fraction form
    296,518/444,823.08 = 99,572.08/x
  3. Step 3: Cross multiply
    296,518x = 444,823.08 × 99,572.08
  4. Step 4: Simplify right side
    296,518x = 44,291,959,307.61
  5. Step 5: Solve for x
    x = 44,291,959,307.61/296,518
  6. Step 6: Final answer
    x = 149,373.59

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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.