Home / 450,839.12-676,303.78-166,604.29

Finding the Fourth Proportional to 450,839.12, 676,303.78 and 166,604.29

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Solution

The fourth proportional to 450,839.12, 676,303.78 and 166,604.29 is: 249,923.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,839.12 : 676,303.78 = 166,604.29 : x
  2. Step 2: Convert to fraction form
    450,839.12/676,303.78 = 166,604.29/x
  3. Step 3: Cross multiply
    450,839.12x = 676,303.78 × 166,604.29
  4. Step 4: Simplify right side
    450,839.12x = 112,675,113,100.54
  5. Step 5: Solve for x
    x = 112,675,113,100.54/450,839.12
  6. Step 6: Final answer
    x = 249,923.11

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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.