Home / 545,111.20-817,666.80-462,167.20

Finding the Fourth Proportional to 545,111.20, 817,666.80 and 462,167.20

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Solution

The fourth proportional to 545,111.20, 817,666.80 and 462,167.20 is: 693,250.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,111.20 : 817,666.80 = 462,167.20 : x
  2. Step 2: Convert to fraction form
    545,111.20/817,666.80 = 462,167.20/x
  3. Step 3: Cross multiply
    545,111.20x = 817,666.80 × 462,167.20
  4. Step 4: Simplify right side
    545,111.20x = 377,898,775,488.96
  5. Step 5: Solve for x
    x = 377,898,775,488.96/545,111.20
  6. Step 6: Final answer
    x = 693,250.80

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.