Home / 956,922.86-1,320,279.54-569,414.45

Finding the Fourth Proportional to 956,922.86, 1,320,279.54 and 569,414.45

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Solution

The fourth proportional to 956,922.86, 1,320,279.54 and 569,414.45 is: 785,628.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,922.86 : 1,320,279.54 = 569,414.45 : x
  2. Step 2: Convert to fraction form
    956,922.86/1,320,279.54 = 569,414.45/x
  3. Step 3: Cross multiply
    956,922.86x = 1,320,279.54 × 569,414.45
  4. Step 4: Simplify right side
    956,922.86x = 751,786,248,115.35
  5. Step 5: Solve for x
    x = 751,786,248,115.35/956,922.86
  6. Step 6: Final answer
    x = 785,628.89

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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.