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Finding the Fourth Proportional to 532,819.58, 735,301.60 and 291,117.12

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Solution

The fourth proportional to 532,819.58, 735,301.60 and 291,117.12 is: 401,747.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,819.58 : 735,301.60 = 291,117.12 : x
  2. Step 2: Convert to fraction form
    532,819.58/735,301.60 = 291,117.12/x
  3. Step 3: Cross multiply
    532,819.58x = 735,301.60 × 291,117.12
  4. Step 4: Simplify right side
    532,819.58x = 214,058,885,233.85
  5. Step 5: Solve for x
    x = 214,058,885,233.85/532,819.58
  6. Step 6: Final answer
    x = 401,747.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.