Home / 888,333.20-1,225,867.34-506,286.18

Finding the Fourth Proportional to 888,333.20, 1,225,867.34 and 506,286.18

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Solution

The fourth proportional to 888,333.20, 1,225,867.34 and 506,286.18 is: 698,656.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,333.20 : 1,225,867.34 = 506,286.18 : x
  2. Step 2: Convert to fraction form
    888,333.20/1,225,867.34 = 506,286.18/x
  3. Step 3: Cross multiply
    888,333.20x = 1,225,867.34 × 506,286.18
  4. Step 4: Simplify right side
    888,333.20x = 620,639,692,755.36
  5. Step 5: Solve for x
    x = 620,639,692,755.36/888,333.20
  6. Step 6: Final answer
    x = 698,656.42

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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.