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Finding the Fourth Proportional to 586,698.38, 880,417.76 and 249,738.48

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Solution

The fourth proportional to 586,698.38, 880,417.76 and 249,738.48 is: 374,765.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,698.38 : 880,417.76 = 249,738.48 : x
  2. Step 2: Convert to fraction form
    586,698.38/880,417.76 = 249,738.48/x
  3. Step 3: Cross multiply
    586,698.38x = 880,417.76 × 249,738.48
  4. Step 4: Simplify right side
    586,698.38x = 219,874,193,147.41
  5. Step 5: Solve for x
    x = 219,874,193,147.41/586,698.38
  6. Step 6: Final answer
    x = 374,765.30

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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.