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Finding the Fourth Proportional to 586,937.40, 880,734.15 and 249,920.70

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Solution

The fourth proportional to 586,937.40, 880,734.15 and 249,920.70 is: 375,020.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,937.40 : 880,734.15 = 249,920.70 : x
  2. Step 2: Convert to fraction form
    586,937.40/880,734.15 = 249,920.70/x
  3. Step 3: Cross multiply
    586,937.40x = 880,734.15 × 249,920.70
  4. Step 4: Simplify right side
    586,937.40x = 220,113,695,281.91
  5. Step 5: Solve for x
    x = 220,113,695,281.91/586,937.40
  6. Step 6: Final answer
    x = 375,020.74

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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.