Home / 482,886.20-724,041.30-296,031.80

Finding the Fourth Proportional to 482,886.20, 724,041.30 and 296,031.80

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Solution

The fourth proportional to 482,886.20, 724,041.30 and 296,031.80 is: 443,871.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,886.20 : 724,041.30 = 296,031.80 : x
  2. Step 2: Convert to fraction form
    482,886.20/724,041.30 = 296,031.80/x
  3. Step 3: Cross multiply
    482,886.20x = 724,041.30 × 296,031.80
  4. Step 4: Simplify right side
    482,886.20x = 214,339,249,313.34
  5. Step 5: Solve for x
    x = 214,339,249,313.34/482,886.20
  6. Step 6: Final answer
    x = 443,871.14

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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.