Home / 445,152.08-614,306.76-243,943.76

Finding the Fourth Proportional to 445,152.08, 614,306.76 and 243,943.76

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Solution

The fourth proportional to 445,152.08, 614,306.76 and 243,943.76 is: 336,640.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,152.08 : 614,306.76 = 243,943.76 : x
  2. Step 2: Convert to fraction form
    445,152.08/614,306.76 = 243,943.76/x
  3. Step 3: Cross multiply
    445,152.08x = 614,306.76 × 243,943.76
  4. Step 4: Simplify right side
    445,152.08x = 149,856,300,827.82
  5. Step 5: Solve for x
    x = 149,856,300,827.82/445,152.08
  6. Step 6: Final answer
    x = 336,640.68

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1.5x scale

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.