Home / 388,133.04-582,002.64-177,590.52

Finding the Fourth Proportional to 388,133.04, 582,002.64 and 177,590.52

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Solution

The fourth proportional to 388,133.04, 582,002.64 and 177,590.52 is: 266,295.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,133.04 : 582,002.64 = 177,590.52 : x
  2. Step 2: Convert to fraction form
    388,133.04/582,002.64 = 177,590.52/x
  3. Step 3: Cross multiply
    388,133.04x = 582,002.64 × 177,590.52
  4. Step 4: Simplify right side
    388,133.04x = 103,358,151,478.97
  5. Step 5: Solve for x
    x = 103,358,151,478.97/388,133.04
  6. Step 6: Final answer
    x = 266,295.68

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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.