Home / 525,454.18-788,292.02-170,440.58

Finding the Fourth Proportional to 525,454.18, 788,292.02 and 170,440.58

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Solution

The fourth proportional to 525,454.18, 788,292.02 and 170,440.58 is: 255,696.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,454.18 : 788,292.02 = 170,440.58 : x
  2. Step 2: Convert to fraction form
    525,454.18/788,292.02 = 170,440.58/x
  3. Step 3: Cross multiply
    525,454.18x = 788,292.02 × 170,440.58
  4. Step 4: Simplify right side
    525,454.18x = 134,356,949,098.17
  5. Step 5: Solve for x
    x = 134,356,949,098.17/525,454.18
  6. Step 6: Final answer
    x = 255,696.79

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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.