Home / 436,259.40-654,397.29-136,733.33

Finding the Fourth Proportional to 436,259.40, 654,397.29 and 136,733.33

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Solution

The fourth proportional to 436,259.40, 654,397.29 and 136,733.33 is: 205,102.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,259.40 : 654,397.29 = 136,733.33 : x
  2. Step 2: Convert to fraction form
    436,259.40/654,397.29 = 136,733.33/x
  3. Step 3: Cross multiply
    436,259.40x = 654,397.29 × 136,733.33
  4. Step 4: Simplify right side
    436,259.40x = 89,477,917,332.69
  5. Step 5: Solve for x
    x = 89,477,917,332.69/436,259.40
  6. Step 6: Final answer
    x = 205,102.55

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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.