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Finding the Fourth Proportional to 836,793.33, 1,154,769.03 and 454,820.10

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Solution

The fourth proportional to 836,793.33, 1,154,769.03 and 454,820.10 is: 627,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,793.33 : 1,154,769.03 = 454,820.10 : x
  2. Step 2: Convert to fraction form
    836,793.33/1,154,769.03 = 454,820.10/x
  3. Step 3: Cross multiply
    836,793.33x = 1,154,769.03 × 454,820.10
  4. Step 4: Simplify right side
    836,793.33x = 525,212,165,701.50
  5. Step 5: Solve for x
    x = 525,212,165,701.50/836,793.33
  6. Step 6: Final answer
    x = 627,648.60

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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.