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Finding the Fourth Proportional to 301,748.68, 452,707.76 and 88,521.63

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Solution

The fourth proportional to 301,748.68, 452,707.76 and 88,521.63 is: 132,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,748.68 : 452,707.76 = 88,521.63 : x
  2. Step 2: Convert to fraction form
    301,748.68/452,707.76 = 88,521.63/x
  3. Step 3: Cross multiply
    301,748.68x = 452,707.76 × 88,521.63
  4. Step 4: Simplify right side
    301,748.68x = 40,074,428,828.85
  5. Step 5: Solve for x
    x = 40,074,428,828.85/301,748.68
  6. Step 6: Final answer
    x = 132,807.30

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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.