Home / 476,440.16-657,488.70-261,594.14

Finding the Fourth Proportional to 476,440.16, 657,488.70 and 261,594.14

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Solution

The fourth proportional to 476,440.16, 657,488.70 and 261,594.14 is: 361,000.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,440.16 : 657,488.70 = 261,594.14 : x
  2. Step 2: Convert to fraction form
    476,440.16/657,488.70 = 261,594.14/x
  3. Step 3: Cross multiply
    476,440.16x = 657,488.70 × 261,594.14
  4. Step 4: Simplify right side
    476,440.16x = 171,995,187,748.78
  5. Step 5: Solve for x
    x = 171,995,187,748.78/476,440.16
  6. Step 6: Final answer
    x = 361,000.61

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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.