Home / 525,329.40-788,062.20-240,951.36

Finding the Fourth Proportional to 525,329.40, 788,062.20 and 240,951.36

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Solution

The fourth proportional to 525,329.40, 788,062.20 and 240,951.36 is: 361,458.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,329.40 : 788,062.20 = 240,951.36 : x
  2. Step 2: Convert to fraction form
    525,329.40/788,062.20 = 240,951.36/x
  3. Step 3: Cross multiply
    525,329.40x = 788,062.20 × 240,951.36
  4. Step 4: Simplify right side
    525,329.40x = 189,884,658,854.59
  5. Step 5: Solve for x
    x = 189,884,658,854.59/525,329.40
  6. Step 6: Final answer
    x = 361,458.28

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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.