Home / 833,515.45-1,150,251.10-451,542.13

Finding the Fourth Proportional to 833,515.45, 1,150,251.10 and 451,542.13

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Solution

The fourth proportional to 833,515.45, 1,150,251.10 and 451,542.13 is: 623,128.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,515.45 : 1,150,251.10 = 451,542.13 : x
  2. Step 2: Convert to fraction form
    833,515.45/1,150,251.10 = 451,542.13/x
  3. Step 3: Cross multiply
    833,515.45x = 1,150,251.10 × 451,542.13
  4. Step 4: Simplify right side
    833,515.45x = 519,386,831,728.84
  5. Step 5: Solve for x
    x = 519,386,831,728.84/833,515.45
  6. Step 6: Final answer
    x = 623,128.02

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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.