Home / 836,019.98-1,153,778.73-473,508.32

Finding the Fourth Proportional to 836,019.98, 1,153,778.73 and 473,508.32

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Solution

The fourth proportional to 836,019.98, 1,153,778.73 and 473,508.32 is: 653,481.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,019.98 : 1,153,778.73 = 473,508.32 : x
  2. Step 2: Convert to fraction form
    836,019.98/1,153,778.73 = 473,508.32/x
  3. Step 3: Cross multiply
    836,019.98x = 1,153,778.73 × 473,508.32
  4. Step 4: Simplify right side
    836,019.98x = 546,323,828,094.03
  5. Step 5: Solve for x
    x = 546,323,828,094.03/836,019.98
  6. Step 6: Final answer
    x = 653,481.78

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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.