Home / 836,003.52-1,153,535.04-496,555.20

Finding the Fourth Proportional to 836,003.52, 1,153,535.04 and 496,555.20

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Solution

The fourth proportional to 836,003.52, 1,153,535.04 and 496,555.20 is: 685,157.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,003.52 : 1,153,535.04 = 496,555.20 : x
  2. Step 2: Convert to fraction form
    836,003.52/1,153,535.04 = 496,555.20/x
  3. Step 3: Cross multiply
    836,003.52x = 1,153,535.04 × 496,555.20
  4. Step 4: Simplify right side
    836,003.52x = 572,793,822,494.21
  5. Step 5: Solve for x
    x = 572,793,822,494.21/836,003.52
  6. Step 6: Final answer
    x = 685,157.19

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Double scale
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Similar ratio
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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.