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Finding the Fourth Proportional to 7,001.77, 10,502.55 and 2,841.76

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Solution

The fourth proportional to 7,001.77, 10,502.55 and 2,841.76 is: 4,262.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.77 : 10,502.55 = 2,841.76 : x
  2. Step 2: Convert to fraction form
    7,001.77/10,502.55 = 2,841.76/x
  3. Step 3: Cross multiply
    7,001.77x = 10,502.55 × 2,841.76
  4. Step 4: Simplify right side
    7,001.77x = 29,845,726.49
  5. Step 5: Solve for x
    x = 29,845,726.49/7,001.77
  6. Step 6: Final answer
    x = 4,262.60

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1.5x scale

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.