Home / 725,259.01-1,000,547.43-453,141.54

Finding the Fourth Proportional to 725,259.01, 1,000,547.43 and 453,141.54

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Solution

The fourth proportional to 725,259.01, 1,000,547.43 and 453,141.54 is: 625,141.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,259.01 : 1,000,547.43 = 453,141.54 : x
  2. Step 2: Convert to fraction form
    725,259.01/1,000,547.43 = 453,141.54/x
  3. Step 3: Cross multiply
    725,259.01x = 1,000,547.43 × 453,141.54
  4. Step 4: Simplify right side
    725,259.01x = 453,389,603,273.24
  5. Step 5: Solve for x
    x = 453,389,603,273.24/725,259.01
  6. Step 6: Final answer
    x = 625,141.63

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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.