Home / 914,651.10-1,371,976.65-283,628.70

Finding the Fourth Proportional to 914,651.10, 1,371,976.65 and 283,628.70

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Solution

The fourth proportional to 914,651.10, 1,371,976.65 and 283,628.70 is: 425,443.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,651.10 : 1,371,976.65 = 283,628.70 : x
  2. Step 2: Convert to fraction form
    914,651.10/1,371,976.65 = 283,628.70/x
  3. Step 3: Cross multiply
    914,651.10x = 1,371,976.65 × 283,628.70
  4. Step 4: Simplify right side
    914,651.10x = 389,131,953,669.86
  5. Step 5: Solve for x
    x = 389,131,953,669.86/914,651.10
  6. Step 6: Final answer
    x = 425,443.05

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Similar ratio
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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.