Home / 1,165,000.05-1,746,687.65-516,223.38

Finding the Fourth Proportional to 1,165,000.05, 1,746,687.65 and 516,223.38

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Solution

The fourth proportional to 1,165,000.05, 1,746,687.65 and 516,223.38 is: 773,975.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,000.05 : 1,746,687.65 = 516,223.38 : x
  2. Step 2: Convert to fraction form
    1,165,000.05/1,746,687.65 = 516,223.38/x
  3. Step 3: Cross multiply
    1,165,000.05x = 1,746,687.65 × 516,223.38
  4. Step 4: Simplify right side
    1,165,000.05x = 901,681,005,563.42
  5. Step 5: Solve for x
    x = 901,681,005,563.42/1,165,000.05
  6. Step 6: Final answer
    x = 773,975.08

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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.