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Finding the Fourth Proportional to 349,960.14, 525,023.64 and 113,302.89

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Solution

The fourth proportional to 349,960.14, 525,023.64 and 113,302.89 is: 169,981.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,960.14 : 525,023.64 = 113,302.89 : x
  2. Step 2: Convert to fraction form
    349,960.14/525,023.64 = 113,302.89/x
  3. Step 3: Cross multiply
    349,960.14x = 525,023.64 × 113,302.89
  4. Step 4: Simplify right side
    349,960.14x = 59,486,695,730.32
  5. Step 5: Solve for x
    x = 59,486,695,730.32/349,960.14
  6. Step 6: Final answer
    x = 169,981.35

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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.