Home / 470,348.47-649,092.95-255,500.83

Finding the Fourth Proportional to 470,348.47, 649,092.95 and 255,500.83

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Solution

The fourth proportional to 470,348.47, 649,092.95 and 255,500.83 is: 352,597.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,348.47 : 649,092.95 = 255,500.83 : x
  2. Step 2: Convert to fraction form
    470,348.47/649,092.95 = 255,500.83/x
  3. Step 3: Cross multiply
    470,348.47x = 649,092.95 × 255,500.83
  4. Step 4: Simplify right side
    470,348.47x = 165,843,786,488.17
  5. Step 5: Solve for x
    x = 165,843,786,488.17/470,348.47
  6. Step 6: Final answer
    x = 352,597.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.