Home / 984,536.70-1,358,689.11-554,793.18

Finding the Fourth Proportional to 984,536.70, 1,358,689.11 and 554,793.18

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Solution

The fourth proportional to 984,536.70, 1,358,689.11 and 554,793.18 is: 765,630.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,536.70 : 1,358,689.11 = 554,793.18 : x
  2. Step 2: Convert to fraction form
    984,536.70/1,358,689.11 = 554,793.18/x
  3. Step 3: Cross multiply
    984,536.70x = 1,358,689.11 × 554,793.18
  4. Step 4: Simplify right side
    984,536.70x = 753,791,451,968.27
  5. Step 5: Solve for x
    x = 753,791,451,968.27/984,536.70
  6. Step 6: Final answer
    x = 765,630.63

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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.