Home / 1,529.25-2,292.51-555.13

Finding the Fourth Proportional to 1,529.25, 2,292.51 and 555.13

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Solution

The fourth proportional to 1,529.25, 2,292.51 and 555.13 is: 832.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.25 : 2,292.51 = 555.13 : x
  2. Step 2: Convert to fraction form
    1,529.25/2,292.51 = 555.13/x
  3. Step 3: Cross multiply
    1,529.25x = 2,292.51 × 555.13
  4. Step 4: Simplify right side
    1,529.25x = 1,272,641.08
  5. Step 5: Solve for x
    x = 1,272,641.08/1,529.25
  6. Step 6: Final answer
    x = 832.20

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