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Finding the Fourth Proportional to 587,237.60, 880,856.40 and 503,256.80

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Solution

The fourth proportional to 587,237.60, 880,856.40 and 503,256.80 is: 754,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,237.60 : 880,856.40 = 503,256.80 : x
  2. Step 2: Convert to fraction form
    587,237.60/880,856.40 = 503,256.80/x
  3. Step 3: Cross multiply
    587,237.60x = 880,856.40 × 503,256.80
  4. Step 4: Simplify right side
    587,237.60x = 443,296,973,123.52
  5. Step 5: Solve for x
    x = 443,296,973,123.52/587,237.60
  6. Step 6: Final answer
    x = 754,885.20

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Similar ratio
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1.5x scale

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.