Home / 725,971.56-1,001,864.04-403,695.24

Finding the Fourth Proportional to 725,971.56, 1,001,864.04 and 403,695.24

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Solution

The fourth proportional to 725,971.56, 1,001,864.04 and 403,695.24 is: 557,112.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,971.56 : 1,001,864.04 = 403,695.24 : x
  2. Step 2: Convert to fraction form
    725,971.56/1,001,864.04 = 403,695.24/x
  3. Step 3: Cross multiply
    725,971.56x = 1,001,864.04 × 403,695.24
  4. Step 4: Simplify right side
    725,971.56x = 404,447,744,075.17
  5. Step 5: Solve for x
    x = 404,447,744,075.17/725,971.56
  6. Step 6: Final answer
    x = 557,112.38

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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.