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Finding the Fourth Proportional to 614,759.76, 922,106.16 and 235,862.28

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Solution

The fourth proportional to 614,759.76, 922,106.16 and 235,862.28 is: 353,780.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,759.76 : 922,106.16 = 235,862.28 : x
  2. Step 2: Convert to fraction form
    614,759.76/922,106.16 = 235,862.28/x
  3. Step 3: Cross multiply
    614,759.76x = 922,106.16 × 235,862.28
  4. Step 4: Simplify right side
    614,759.76x = 217,490,061,299.65
  5. Step 5: Solve for x
    x = 217,490,061,299.65/614,759.76
  6. Step 6: Final answer
    x = 353,780.57

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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.