Home / 725,459.93-1,000,824.16-453,054.91

Finding the Fourth Proportional to 725,459.93, 1,000,824.16 and 453,054.91

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Solution

The fourth proportional to 725,459.93, 1,000,824.16 and 453,054.91 is: 625,021.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,459.93 : 1,000,824.16 = 453,054.91 : x
  2. Step 2: Convert to fraction form
    725,459.93/1,000,824.16 = 453,054.91/x
  3. Step 3: Cross multiply
    725,459.93x = 1,000,824.16 × 453,054.91
  4. Step 4: Simplify right side
    725,459.93x = 453,428,292,465.23
  5. Step 5: Solve for x
    x = 453,428,292,465.23/725,459.93
  6. Step 6: Final answer
    x = 625,021.83

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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.