Home / 788,665.78-1,182,998.11-189,626.74

Finding the Fourth Proportional to 788,665.78, 1,182,998.11 and 189,626.74

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Solution

The fourth proportional to 788,665.78, 1,182,998.11 and 189,626.74 is: 284,439.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,665.78 : 1,182,998.11 = 189,626.74 : x
  2. Step 2: Convert to fraction form
    788,665.78/1,182,998.11 = 189,626.74/x
  3. Step 3: Cross multiply
    788,665.78x = 1,182,998.11 × 189,626.74
  4. Step 4: Simplify right side
    788,665.78x = 224,328,075,025.46
  5. Step 5: Solve for x
    x = 224,328,075,025.46/788,665.78
  6. Step 6: Final answer
    x = 284,439.98

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Similar ratio
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1.5x scale

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.