Home / 750,769.16-1,036,061.88-411,243.08

Finding the Fourth Proportional to 750,769.16, 1,036,061.88 and 411,243.08

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Solution

The fourth proportional to 750,769.16, 1,036,061.88 and 411,243.08 is: 567,515.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,769.16 : 1,036,061.88 = 411,243.08 : x
  2. Step 2: Convert to fraction form
    750,769.16/1,036,061.88 = 411,243.08/x
  3. Step 3: Cross multiply
    750,769.16x = 1,036,061.88 × 411,243.08
  4. Step 4: Simplify right side
    750,769.16x = 426,073,278,601.79
  5. Step 5: Solve for x
    x = 426,073,278,601.79/750,769.16
  6. Step 6: Final answer
    x = 567,515.69

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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.