Home / 514,535.69-771,926.15-177,579.25

Finding the Fourth Proportional to 514,535.69, 771,926.15 and 177,579.25

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Solution

The fourth proportional to 514,535.69, 771,926.15 and 177,579.25 is: 266,411.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,535.69 : 771,926.15 = 177,579.25 : x
  2. Step 2: Convert to fraction form
    514,535.69/771,926.15 = 177,579.25/x
  3. Step 3: Cross multiply
    514,535.69x = 771,926.15 × 177,579.25
  4. Step 4: Simplify right side
    514,535.69x = 137,078,065,286.52
  5. Step 5: Solve for x
    x = 137,078,065,286.52/514,535.69
  6. Step 6: Final answer
    x = 266,411.19

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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.