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Finding the Fourth Proportional to 437,510.88, 656,269.56 and 157,030.56

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Solution

The fourth proportional to 437,510.88, 656,269.56 and 157,030.56 is: 235,547.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,510.88 : 656,269.56 = 157,030.56 : x
  2. Step 2: Convert to fraction form
    437,510.88/656,269.56 = 157,030.56/x
  3. Step 3: Cross multiply
    437,510.88x = 656,269.56 × 157,030.56
  4. Step 4: Simplify right side
    437,510.88x = 103,054,376,517.75
  5. Step 5: Solve for x
    x = 103,054,376,517.75/437,510.88
  6. Step 6: Final answer
    x = 235,547.00

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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.