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Finding the Fourth Proportional to 586,631.68, 880,367.19 and 249,908.20

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Solution

The fourth proportional to 586,631.68, 880,367.19 and 249,908.20 is: 375,041.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,631.68 : 880,367.19 = 249,908.20 : x
  2. Step 2: Convert to fraction form
    586,631.68/880,367.19 = 249,908.20/x
  3. Step 3: Cross multiply
    586,631.68x = 880,367.19 × 249,908.20
  4. Step 4: Simplify right side
    586,631.68x = 220,010,979,791.96
  5. Step 5: Solve for x
    x = 220,010,979,791.96/586,631.68
  6. Step 6: Final answer
    x = 375,041.08

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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.