Home / 360,236.36-497,091.74-199,065.40

Finding the Fourth Proportional to 360,236.36, 497,091.74 and 199,065.40

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Solution

The fourth proportional to 360,236.36, 497,091.74 and 199,065.40 is: 274,691.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,236.36 : 497,091.74 = 199,065.40 : x
  2. Step 2: Convert to fraction form
    360,236.36/497,091.74 = 199,065.40/x
  3. Step 3: Cross multiply
    360,236.36x = 497,091.74 × 199,065.40
  4. Step 4: Simplify right side
    360,236.36x = 98,953,763,821.74
  5. Step 5: Solve for x
    x = 98,953,763,821.74/360,236.36
  6. Step 6: Final answer
    x = 274,691.21

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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.