Home / 724,825.26-1,000,759.32-453,015.18

Finding the Fourth Proportional to 724,825.26, 1,000,759.32 and 453,015.18

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Solution

The fourth proportional to 724,825.26, 1,000,759.32 and 453,015.18 is: 625,473.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,825.26 : 1,000,759.32 = 453,015.18 : x
  2. Step 2: Convert to fraction form
    724,825.26/1,000,759.32 = 453,015.18/x
  3. Step 3: Cross multiply
    724,825.26x = 1,000,759.32 × 453,015.18
  4. Step 4: Simplify right side
    724,825.26x = 453,359,163,486.48
  5. Step 5: Solve for x
    x = 453,359,163,486.48/724,825.26
  6. Step 6: Final answer
    x = 625,473.74

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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.