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Finding the Fourth Proportional to 240,785, 359,713.20 and 155,853.24

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Solution

The fourth proportional to 240,785, 359,713.20 and 155,853.24 is: 232,832.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,785 : 359,713.20 = 155,853.24 : x
  2. Step 2: Convert to fraction form
    240,785/359,713.20 = 155,853.24/x
  3. Step 3: Cross multiply
    240,785x = 359,713.20 × 155,853.24
  4. Step 4: Simplify right side
    240,785x = 56,062,467,690.77
  5. Step 5: Solve for x
    x = 56,062,467,690.77/240,785
  6. Step 6: Final answer
    x = 232,832.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.