Home / 612,111.19-918,236.67-162,850.36

Finding the Fourth Proportional to 612,111.19, 918,236.67 and 162,850.36

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Solution

The fourth proportional to 612,111.19, 918,236.67 and 162,850.36 is: 244,294.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,111.19 : 918,236.67 = 162,850.36 : x
  2. Step 2: Convert to fraction form
    612,111.19/918,236.67 = 162,850.36/x
  3. Step 3: Cross multiply
    612,111.19x = 918,236.67 × 162,850.36
  4. Step 4: Simplify right side
    612,111.19x = 149,535,172,274.70
  5. Step 5: Solve for x
    x = 149,535,172,274.70/612,111.19
  6. Step 6: Final answer
    x = 244,294.13

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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.