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Finding the Fourth Proportional to 503,538.19, 755,299.82 and 124,458.96

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Solution

The fourth proportional to 503,538.19, 755,299.82 and 124,458.96 is: 186,686.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,538.19 : 755,299.82 = 124,458.96 : x
  2. Step 2: Convert to fraction form
    503,538.19/755,299.82 = 124,458.96/x
  3. Step 3: Cross multiply
    503,538.19x = 755,299.82 × 124,458.96
  4. Step 4: Simplify right side
    503,538.19x = 94,003,833,228.91
  5. Step 5: Solve for x
    x = 94,003,833,228.91/503,538.19
  6. Step 6: Final answer
    x = 186,686.60

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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.