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Finding the Fourth Proportional to 817,452,644.60, 1,129,560,274.32 and 582,094,697.24

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Solution

The fourth proportional to 817,452,644.60, 1,129,560,274.32 and 582,094,697.24 is: 804,341,450.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,452,644.60 : 1,129,560,274.32 = 582,094,697.24 : x
  2. Step 2: Convert to fraction form
    817,452,644.60/1,129,560,274.32 = 582,094,697.24/x
  3. Step 3: Cross multiply
    817,452,644.60x = 1,129,560,274.32 × 582,094,697.24
  4. Step 4: Simplify right side
    817,452,644.60x = 657,511,045,894,631,680
  5. Step 5: Solve for x
    x = 657,511,045,894,631,680/817,452,644.60
  6. Step 6: Final answer
    x = 804,341,450.53

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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.