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Finding the Fourth Proportional to 587,031.60, 880,547.40 and 231,862.80

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Solution

The fourth proportional to 587,031.60, 880,547.40 and 231,862.80 is: 347,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,031.60 : 880,547.40 = 231,862.80 : x
  2. Step 2: Convert to fraction form
    587,031.60/880,547.40 = 231,862.80/x
  3. Step 3: Cross multiply
    587,031.60x = 880,547.40 × 231,862.80
  4. Step 4: Simplify right side
    587,031.60x = 204,166,185,696.72
  5. Step 5: Solve for x
    x = 204,166,185,696.72/587,031.60
  6. Step 6: Final answer
    x = 347,794.20

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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.