Home / 525,046.95-787,377.24-187,996.23

Finding the Fourth Proportional to 525,046.95, 787,377.24 and 187,996.23

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Solution

The fourth proportional to 525,046.95, 787,377.24 and 187,996.23 is: 281,925.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,046.95 : 787,377.24 = 187,996.23 : x
  2. Step 2: Convert to fraction form
    525,046.95/787,377.24 = 187,996.23/x
  3. Step 3: Cross multiply
    525,046.95x = 787,377.24 × 187,996.23
  4. Step 4: Simplify right side
    525,046.95x = 148,023,952,707.81
  5. Step 5: Solve for x
    x = 148,023,952,707.81/525,046.95
  6. Step 6: Final answer
    x = 281,925.17

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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.