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Finding the Fourth Proportional to 247,047.34, 370,497.51 and 104,890.52

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Solution

The fourth proportional to 247,047.34, 370,497.51 and 104,890.52 is: 157,304.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,047.34 : 370,497.51 = 104,890.52 : x
  2. Step 2: Convert to fraction form
    247,047.34/370,497.51 = 104,890.52/x
  3. Step 3: Cross multiply
    247,047.34x = 370,497.51 × 104,890.52
  4. Step 4: Simplify right side
    247,047.34x = 38,861,676,482.61
  5. Step 5: Solve for x
    x = 38,861,676,482.61/247,047.34
  6. Step 6: Final answer
    x = 157,304.57

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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.