Home / 832,517.03-1,148,876.79-450,543.71

Finding the Fourth Proportional to 832,517.03, 1,148,876.79 and 450,543.71

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Solution

The fourth proportional to 832,517.03, 1,148,876.79 and 450,543.71 is: 621,752.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,517.03 : 1,148,876.79 = 450,543.71 : x
  2. Step 2: Convert to fraction form
    832,517.03/1,148,876.79 = 450,543.71/x
  3. Step 3: Cross multiply
    832,517.03x = 1,148,876.79 × 450,543.71
  4. Step 4: Simplify right side
    832,517.03x = 517,619,211,299.49
  5. Step 5: Solve for x
    x = 517,619,211,299.49/832,517.03
  6. Step 6: Final answer
    x = 621,752.10

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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.