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Finding the Fourth Proportional to 602,506.20, 903,760.92 and 247,271

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Solution

The fourth proportional to 602,506.20, 903,760.92 and 247,271 is: 370,907.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,506.20 : 903,760.92 = 247,271 : x
  2. Step 2: Convert to fraction form
    602,506.20/903,760.92 = 247,271/x
  3. Step 3: Cross multiply
    602,506.20x = 903,760.92 × 247,271
  4. Step 4: Simplify right side
    602,506.20x = 223,473,866,449.32
  5. Step 5: Solve for x
    x = 223,473,866,449.32/602,506.20
  6. Step 6: Final answer
    x = 370,907.16

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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.