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Finding the Fourth Proportional to 453,946.60, 680,919.90 and 365,373.10

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Solution

The fourth proportional to 453,946.60, 680,919.90 and 365,373.10 is: 548,059.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,946.60 : 680,919.90 = 365,373.10 : x
  2. Step 2: Convert to fraction form
    453,946.60/680,919.90 = 365,373.10/x
  3. Step 3: Cross multiply
    453,946.60x = 680,919.90 × 365,373.10
  4. Step 4: Simplify right side
    453,946.60x = 248,789,814,714.69
  5. Step 5: Solve for x
    x = 248,789,814,714.69/453,946.60
  6. Step 6: Final answer
    x = 548,059.65

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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.