Home / 836,813.06-1,154,777.73-474,270.42

Finding the Fourth Proportional to 836,813.06, 1,154,777.73 and 474,270.42

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Solution

The fourth proportional to 836,813.06, 1,154,777.73 and 474,270.42 is: 654,479.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,813.06 : 1,154,777.73 = 474,270.42 : x
  2. Step 2: Convert to fraction form
    836,813.06/1,154,777.73 = 474,270.42/x
  3. Step 3: Cross multiply
    836,813.06x = 1,154,777.73 × 474,270.42
  4. Step 4: Simplify right side
    836,813.06x = 547,676,919,013.75
  5. Step 5: Solve for x
    x = 547,676,919,013.75/836,813.06
  6. Step 6: Final answer
    x = 654,479.42

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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.