Home / 461,191.49-636,442.62-257,242.25

Finding the Fourth Proportional to 461,191.49, 636,442.62 and 257,242.25

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Solution

The fourth proportional to 461,191.49, 636,442.62 and 257,242.25 is: 354,993.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,191.49 : 636,442.62 = 257,242.25 : x
  2. Step 2: Convert to fraction form
    461,191.49/636,442.62 = 257,242.25/x
  3. Step 3: Cross multiply
    461,191.49x = 636,442.62 × 257,242.25
  4. Step 4: Simplify right side
    461,191.49x = 163,719,931,564.70
  5. Step 5: Solve for x
    x = 163,719,931,564.70/461,191.49
  6. Step 6: Final answer
    x = 354,993.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.