Home / 360,273.12-497,133.72-199,106.19

Finding the Fourth Proportional to 360,273.12, 497,133.72 and 199,106.19

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Solution

The fourth proportional to 360,273.12, 497,133.72 and 199,106.19 is: 274,742.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,273.12 : 497,133.72 = 199,106.19 : x
  2. Step 2: Convert to fraction form
    360,273.12/497,133.72 = 199,106.19/x
  3. Step 3: Cross multiply
    360,273.12x = 497,133.72 × 199,106.19
  4. Step 4: Simplify right side
    360,273.12x = 98,982,400,909.73
  5. Step 5: Solve for x
    x = 98,982,400,909.73/360,273.12
  6. Step 6: Final answer
    x = 274,742.68

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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.