Home / 816,095.70-1,224,143.55-564,153.30

Finding the Fourth Proportional to 816,095.70, 1,224,143.55 and 564,153.30

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Solution

The fourth proportional to 816,095.70, 1,224,143.55 and 564,153.30 is: 846,229.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,095.70 : 1,224,143.55 = 564,153.30 : x
  2. Step 2: Convert to fraction form
    816,095.70/1,224,143.55 = 564,153.30/x
  3. Step 3: Cross multiply
    816,095.70x = 1,224,143.55 × 564,153.30
  4. Step 4: Simplify right side
    816,095.70x = 690,604,623,406.22
  5. Step 5: Solve for x
    x = 690,604,623,406.22/816,095.70
  6. Step 6: Final answer
    x = 846,229.95

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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.