Home / 514,726.07-772,192.17-177,779.03

Finding the Fourth Proportional to 514,726.07, 772,192.17 and 177,779.03

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Solution

The fourth proportional to 514,726.07, 772,192.17 and 177,779.03 is: 266,704.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,726.07 : 772,192.17 = 177,779.03 : x
  2. Step 2: Convert to fraction form
    514,726.07/772,192.17 = 177,779.03/x
  3. Step 3: Cross multiply
    514,726.07x = 772,192.17 × 177,779.03
  4. Step 4: Simplify right side
    514,726.07x = 137,279,571,095.23
  5. Step 5: Solve for x
    x = 137,279,571,095.23/514,726.07
  6. Step 6: Final answer
    x = 266,704.14

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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.