Home / 476,488.95-657,550.20-261,627.13

Finding the Fourth Proportional to 476,488.95, 657,550.20 and 261,627.13

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Solution

The fourth proportional to 476,488.95, 657,550.20 and 261,627.13 is: 361,042.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,488.95 : 657,550.20 = 261,627.13 : x
  2. Step 2: Convert to fraction form
    476,488.95/657,550.20 = 261,627.13/x
  3. Step 3: Cross multiply
    476,488.95x = 657,550.20 × 261,627.13
  4. Step 4: Simplify right side
    476,488.95x = 172,032,971,656.93
  5. Step 5: Solve for x
    x = 172,032,971,656.93/476,488.95
  6. Step 6: Final answer
    x = 361,042.94

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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.