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Finding the Fourth Proportional to 453,314.40, 679,971.60 and 335,216.40

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Solution

The fourth proportional to 453,314.40, 679,971.60 and 335,216.40 is: 502,824.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,314.40 : 679,971.60 = 335,216.40 : x
  2. Step 2: Convert to fraction form
    453,314.40/679,971.60 = 335,216.40/x
  3. Step 3: Cross multiply
    453,314.40x = 679,971.60 × 335,216.40
  4. Step 4: Simplify right side
    453,314.40x = 227,937,631,854.24
  5. Step 5: Solve for x
    x = 227,937,631,854.24/453,314.40
  6. Step 6: Final answer
    x = 502,824.60

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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.