Home / 963,525.29-1,445,175.33-387,125.20

Finding the Fourth Proportional to 963,525.29, 1,445,175.33 and 387,125.20

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Solution

The fourth proportional to 963,525.29, 1,445,175.33 and 387,125.20 is: 580,642.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,525.29 : 1,445,175.33 = 387,125.20 : x
  2. Step 2: Convert to fraction form
    963,525.29/1,445,175.33 = 387,125.20/x
  3. Step 3: Cross multiply
    963,525.29x = 1,445,175.33 × 387,125.20
  4. Step 4: Simplify right side
    963,525.29x = 559,463,789,016.07
  5. Step 5: Solve for x
    x = 559,463,789,016.07/963,525.29
  6. Step 6: Final answer
    x = 580,642.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.