Home / 709,867.85-1,064,804.54-177,389.46

Finding the Fourth Proportional to 709,867.85, 1,064,804.54 and 177,389.46

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Solution

The fourth proportional to 709,867.85, 1,064,804.54 and 177,389.46 is: 266,084.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,867.85 : 1,064,804.54 = 177,389.46 : x
  2. Step 2: Convert to fraction form
    709,867.85/1,064,804.54 = 177,389.46/x
  3. Step 3: Cross multiply
    709,867.85x = 1,064,804.54 × 177,389.46
  4. Step 4: Simplify right side
    709,867.85x = 188,885,101,469.20
  5. Step 5: Solve for x
    x = 188,885,101,469.20/709,867.85
  6. Step 6: Final answer
    x = 266,084.88

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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.