Home / 766,870.74-1,150,263.90-234,391.50

Finding the Fourth Proportional to 766,870.74, 1,150,263.90 and 234,391.50

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Solution

The fourth proportional to 766,870.74, 1,150,263.90 and 234,391.50 is: 351,574.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,870.74 : 1,150,263.90 = 234,391.50 : x
  2. Step 2: Convert to fraction form
    766,870.74/1,150,263.90 = 234,391.50/x
  3. Step 3: Cross multiply
    766,870.74x = 1,150,263.90 × 234,391.50
  4. Step 4: Simplify right side
    766,870.74x = 269,612,080,916.85
  5. Step 5: Solve for x
    x = 269,612,080,916.85/766,870.74
  6. Step 6: Final answer
    x = 351,574.35

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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.