Home / 747,728.01-1,031,859.41-408,196.26

Finding the Fourth Proportional to 747,728.01, 1,031,859.41 and 408,196.26

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Solution

The fourth proportional to 747,728.01, 1,031,859.41 and 408,196.26 is: 563,307.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,728.01 : 1,031,859.41 = 408,196.26 : x
  2. Step 2: Convert to fraction form
    747,728.01/1,031,859.41 = 408,196.26/x
  3. Step 3: Cross multiply
    747,728.01x = 1,031,859.41 × 408,196.26
  4. Step 4: Simplify right side
    747,728.01x = 421,201,149,966.83
  5. Step 5: Solve for x
    x = 421,201,149,966.83/747,728.01
  6. Step 6: Final answer
    x = 563,307.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.