Home / 628,084.26-942,132.06-178,804.90

Finding the Fourth Proportional to 628,084.26, 942,132.06 and 178,804.90

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Solution

The fourth proportional to 628,084.26, 942,132.06 and 178,804.90 is: 268,208.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,084.26 : 942,132.06 = 178,804.90 : x
  2. Step 2: Convert to fraction form
    628,084.26/942,132.06 = 178,804.90/x
  3. Step 3: Cross multiply
    628,084.26x = 942,132.06 × 178,804.90
  4. Step 4: Simplify right side
    628,084.26x = 168,457,829,952.76
  5. Step 5: Solve for x
    x = 168,457,829,952.76/628,084.26
  6. Step 6: Final answer
    x = 268,208.97

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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.