Home / 245,289.51-338,247.50-204,988.23

Finding the Fourth Proportional to 245,289.51, 338,247.50 and 204,988.23

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Solution

The fourth proportional to 245,289.51, 338,247.50 and 204,988.23 is: 282,673.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,289.51 : 338,247.50 = 204,988.23 : x
  2. Step 2: Convert to fraction form
    245,289.51/338,247.50 = 204,988.23/x
  3. Step 3: Cross multiply
    245,289.51x = 338,247.50 × 204,988.23
  4. Step 4: Simplify right side
    245,289.51x = 69,336,755,301.98
  5. Step 5: Solve for x
    x = 69,336,755,301.98/245,289.51
  6. Step 6: Final answer
    x = 282,673.14

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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.