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Finding the Fourth Proportional to 294,061.56, 441,095 and 83,699.40

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Solution

The fourth proportional to 294,061.56, 441,095 and 83,699.40 is: 125,549.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,061.56 : 441,095 = 83,699.40 : x
  2. Step 2: Convert to fraction form
    294,061.56/441,095 = 83,699.40/x
  3. Step 3: Cross multiply
    294,061.56x = 441,095 × 83,699.40
  4. Step 4: Simplify right side
    294,061.56x = 36,919,386,843
  5. Step 5: Solve for x
    x = 36,919,386,843/294,061.56
  6. Step 6: Final answer
    x = 125,549.86

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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.