Home / 725,296.95-1,000,914.59-453,523.93

Finding the Fourth Proportional to 725,296.95, 1,000,914.59 and 453,523.93

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Solution

The fourth proportional to 725,296.95, 1,000,914.59 and 453,523.93 is: 625,866.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,296.95 : 1,000,914.59 = 453,523.93 : x
  2. Step 2: Convert to fraction form
    725,296.95/1,000,914.59 = 453,523.93/x
  3. Step 3: Cross multiply
    725,296.95x = 1,000,914.59 × 453,523.93
  4. Step 4: Simplify right side
    725,296.95x = 453,938,711,178.95
  5. Step 5: Solve for x
    x = 453,938,711,178.95/725,296.95
  6. Step 6: Final answer
    x = 625,866.01

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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.