Home / 911,618.55-1,367,428.85-237,699.28

Finding the Fourth Proportional to 911,618.55, 1,367,428.85 and 237,699.28

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Solution

The fourth proportional to 911,618.55, 1,367,428.85 and 237,699.28 is: 356,549.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,618.55 : 1,367,428.85 = 237,699.28 : x
  2. Step 2: Convert to fraction form
    911,618.55/1,367,428.85 = 237,699.28/x
  3. Step 3: Cross multiply
    911,618.55x = 1,367,428.85 × 237,699.28
  4. Step 4: Simplify right side
    911,618.55x = 325,036,853,096.23
  5. Step 5: Solve for x
    x = 325,036,853,096.23/911,618.55
  6. Step 6: Final answer
    x = 356,549.19

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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.