Home / 388,148.68-582,026.08-177,606.24

Finding the Fourth Proportional to 388,148.68, 582,026.08 and 177,606.24

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Solution

The fourth proportional to 388,148.68, 582,026.08 and 177,606.24 is: 266,319.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,148.68 : 582,026.08 = 177,606.24 : x
  2. Step 2: Convert to fraction form
    388,148.68/582,026.08 = 177,606.24/x
  3. Step 3: Cross multiply
    388,148.68x = 582,026.08 × 177,606.24
  4. Step 4: Simplify right side
    388,148.68x = 103,371,463,650.74
  5. Step 5: Solve for x
    x = 103,371,463,650.74/388,148.68
  6. Step 6: Final answer
    x = 266,319.25

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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.