Home / 754,243.04-1,040,859.36-414,733.28

Finding the Fourth Proportional to 754,243.04, 1,040,859.36 and 414,733.28

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Solution

The fourth proportional to 754,243.04, 1,040,859.36 and 414,733.28 is: 572,334.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,243.04 : 1,040,859.36 = 414,733.28 : x
  2. Step 2: Convert to fraction form
    754,243.04/1,040,859.36 = 414,733.28/x
  3. Step 3: Cross multiply
    754,243.04x = 1,040,859.36 × 414,733.28
  4. Step 4: Simplify right side
    754,243.04x = 431,679,016,391.50
  5. Step 5: Solve for x
    x = 431,679,016,391.50/754,243.04
  6. Step 6: Final answer
    x = 572,334.11

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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.