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Finding the Fourth Proportional to 251,648.04, 377,603.28 and 101,998.92

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Solution

The fourth proportional to 251,648.04, 377,603.28 and 101,998.92 is: 153,051.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,648.04 : 377,603.28 = 101,998.92 : x
  2. Step 2: Convert to fraction form
    251,648.04/377,603.28 = 101,998.92/x
  3. Step 3: Cross multiply
    251,648.04x = 377,603.28 × 101,998.92
  4. Step 4: Simplify right side
    251,648.04x = 38,515,126,748.46
  5. Step 5: Solve for x
    x = 38,515,126,748.46/251,648.04
  6. Step 6: Final answer
    x = 153,051.57

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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.