Home / 709,868.85-1,064,806.04-177,390.46

Finding the Fourth Proportional to 709,868.85, 1,064,806.04 and 177,390.46

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Solution

The fourth proportional to 709,868.85, 1,064,806.04 and 177,390.46 is: 266,086.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,868.85 : 1,064,806.04 = 177,390.46 : x
  2. Step 2: Convert to fraction form
    709,868.85/1,064,806.04 = 177,390.46/x
  3. Step 3: Cross multiply
    709,868.85x = 1,064,806.04 × 177,390.46
  4. Step 4: Simplify right side
    709,868.85x = 188,886,433,246.38
  5. Step 5: Solve for x
    x = 188,886,433,246.38/709,868.85
  6. Step 6: Final answer
    x = 266,086.38

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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.