Home / 1,088,765.33-1,633,042.40-330,613.36

Finding the Fourth Proportional to 1,088,765.33, 1,633,042.40 and 330,613.36

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Solution

The fourth proportional to 1,088,765.33, 1,633,042.40 and 330,613.36 is: 495,887.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,765.33 : 1,633,042.40 = 330,613.36 : x
  2. Step 2: Convert to fraction form
    1,088,765.33/1,633,042.40 = 330,613.36/x
  3. Step 3: Cross multiply
    1,088,765.33x = 1,633,042.40 × 330,613.36
  4. Step 4: Simplify right side
    1,088,765.33x = 539,905,625,068.19
  5. Step 5: Solve for x
    x = 539,905,625,068.19/1,088,765.33
  6. Step 6: Final answer
    x = 495,887.97

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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.