Home / 747,283.54-1,031,274.03-425,040.03

Finding the Fourth Proportional to 747,283.54, 1,031,274.03 and 425,040.03

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Solution

The fourth proportional to 747,283.54, 1,031,274.03 and 425,040.03 is: 586,568.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,283.54 : 1,031,274.03 = 425,040.03 : x
  2. Step 2: Convert to fraction form
    747,283.54/1,031,274.03 = 425,040.03/x
  3. Step 3: Cross multiply
    747,283.54x = 1,031,274.03 × 425,040.03
  4. Step 4: Simplify right side
    747,283.54x = 438,332,744,649.42
  5. Step 5: Solve for x
    x = 438,332,744,649.42/747,283.54
  6. Step 6: Final answer
    x = 586,568.18

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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.