Home / 836,603.16-1,154,610.78-497,071.41

Finding the Fourth Proportional to 836,603.16, 1,154,610.78 and 497,071.41

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Solution

The fourth proportional to 836,603.16, 1,154,610.78 and 497,071.41 is: 686,017.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,603.16 : 1,154,610.78 = 497,071.41 : x
  2. Step 2: Convert to fraction form
    836,603.16/1,154,610.78 = 497,071.41/x
  3. Step 3: Cross multiply
    836,603.16x = 1,154,610.78 × 497,071.41
  4. Step 4: Simplify right side
    836,603.16x = 573,924,002,221.99
  5. Step 5: Solve for x
    x = 573,924,002,221.99/836,603.16
  6. Step 6: Final answer
    x = 686,017.02

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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.