Home / 549,169.17-757,943.20-328,391.52

Finding the Fourth Proportional to 549,169.17, 757,943.20 and 328,391.52

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Solution

The fourth proportional to 549,169.17, 757,943.20 and 328,391.52 is: 453,233.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,169.17 : 757,943.20 = 328,391.52 : x
  2. Step 2: Convert to fraction form
    549,169.17/757,943.20 = 328,391.52/x
  3. Step 3: Cross multiply
    549,169.17x = 757,943.20 × 328,391.52
  4. Step 4: Simplify right side
    549,169.17x = 248,902,116,166.27
  5. Step 5: Solve for x
    x = 248,902,116,166.27/549,169.17
  6. Step 6: Final answer
    x = 453,233.96

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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.