Home / 788,185.76-1,177,959.96-575,401.76

Finding the Fourth Proportional to 788,185.76, 1,177,959.96 and 575,401.76

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Solution

The fourth proportional to 788,185.76, 1,177,959.96 and 575,401.76 is: 859,949.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,185.76 : 1,177,959.96 = 575,401.76 : x
  2. Step 2: Convert to fraction form
    788,185.76/1,177,959.96 = 575,401.76/x
  3. Step 3: Cross multiply
    788,185.76x = 1,177,959.96 × 575,401.76
  4. Step 4: Simplify right side
    788,185.76x = 677,800,228,303.73
  5. Step 5: Solve for x
    x = 677,800,228,303.73/788,185.76
  6. Step 6: Final answer
    x = 859,949.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.