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Finding the Fourth Proportional to 453,927.60, 680,891.40 and 301,712.40

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Solution

The fourth proportional to 453,927.60, 680,891.40 and 301,712.40 is: 452,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,927.60 : 680,891.40 = 301,712.40 : x
  2. Step 2: Convert to fraction form
    453,927.60/680,891.40 = 301,712.40/x
  3. Step 3: Cross multiply
    453,927.60x = 680,891.40 × 301,712.40
  4. Step 4: Simplify right side
    453,927.60x = 205,433,378,433.36
  5. Step 5: Solve for x
    x = 205,433,378,433.36/453,927.60
  6. Step 6: Final answer
    x = 452,568.60

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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.