Home / 202,275.10-303,412.65-199,650.70

Finding the Fourth Proportional to 202,275.10, 303,412.65 and 199,650.70

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Solution

The fourth proportional to 202,275.10, 303,412.65 and 199,650.70 is: 299,476.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,275.10 : 303,412.65 = 199,650.70 : x
  2. Step 2: Convert to fraction form
    202,275.10/303,412.65 = 199,650.70/x
  3. Step 3: Cross multiply
    202,275.10x = 303,412.65 × 199,650.70
  4. Step 4: Simplify right side
    202,275.10x = 60,576,547,961.36
  5. Step 5: Solve for x
    x = 60,576,547,961.36/202,275.10
  6. Step 6: Final answer
    x = 299,476.05

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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.