Home / 482,560.95-724,302.23-412,519.35

Finding the Fourth Proportional to 482,560.95, 724,302.23 and 412,519.35

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Solution

The fourth proportional to 482,560.95, 724,302.23 and 412,519.35 is: 619,172.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,560.95 : 724,302.23 = 412,519.35 : x
  2. Step 2: Convert to fraction form
    482,560.95/724,302.23 = 412,519.35/x
  3. Step 3: Cross multiply
    482,560.95x = 724,302.23 × 412,519.35
  4. Step 4: Simplify right side
    482,560.95x = 298,788,683,060.55
  5. Step 5: Solve for x
    x = 298,788,683,060.55/482,560.95
  6. Step 6: Final answer
    x = 619,172.94

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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.