Home / 944,989.39-1,418,417.21-412,877.71

Finding the Fourth Proportional to 944,989.39, 1,418,417.21 and 412,877.71

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Solution

The fourth proportional to 944,989.39, 1,418,417.21 and 412,877.71 is: 619,724.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,989.39 : 1,418,417.21 = 412,877.71 : x
  2. Step 2: Convert to fraction form
    944,989.39/1,418,417.21 = 412,877.71/x
  3. Step 3: Cross multiply
    944,989.39x = 1,418,417.21 × 412,877.71
  4. Step 4: Simplify right side
    944,989.39x = 585,632,849,489.39
  5. Step 5: Solve for x
    x = 585,632,849,489.39/944,989.39
  6. Step 6: Final answer
    x = 619,724.26

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1.5x scale

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.