Home / 754,429.68-1,041,134.76-414,919.80

Finding the Fourth Proportional to 754,429.68, 1,041,134.76 and 414,919.80

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Solution

The fourth proportional to 754,429.68, 1,041,134.76 and 414,919.80 is: 572,601.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,429.68 : 1,041,134.76 = 414,919.80 : x
  2. Step 2: Convert to fraction form
    754,429.68/1,041,134.76 = 414,919.80/x
  3. Step 3: Cross multiply
    754,429.68x = 1,041,134.76 × 414,919.80
  4. Step 4: Simplify right side
    754,429.68x = 431,987,426,392.25
  5. Step 5: Solve for x
    x = 431,987,426,392.25/754,429.68
  6. Step 6: Final answer
    x = 572,601.31

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Double scale
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1.5x scale

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.