Home / 838,910.10-1,258,365.15-602,714.10

Finding the Fourth Proportional to 838,910.10, 1,258,365.15 and 602,714.10

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Solution

The fourth proportional to 838,910.10, 1,258,365.15 and 602,714.10 is: 904,071.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,910.10 : 1,258,365.15 = 602,714.10 : x
  2. Step 2: Convert to fraction form
    838,910.10/1,258,365.15 = 602,714.10/x
  3. Step 3: Cross multiply
    838,910.10x = 1,258,365.15 × 602,714.10
  4. Step 4: Simplify right side
    838,910.10x = 758,434,418,853.62
  5. Step 5: Solve for x
    x = 758,434,418,853.62/838,910.10
  6. Step 6: Final answer
    x = 904,071.15

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.