Home / 837,115.74-1,255,645.80-363,801.56

Finding the Fourth Proportional to 837,115.74, 1,255,645.80 and 363,801.56

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Solution

The fourth proportional to 837,115.74, 1,255,645.80 and 363,801.56 is: 545,690.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,115.74 : 1,255,645.80 = 363,801.56 : x
  2. Step 2: Convert to fraction form
    837,115.74/1,255,645.80 = 363,801.56/x
  3. Step 3: Cross multiply
    837,115.74x = 1,255,645.80 × 363,801.56
  4. Step 4: Simplify right side
    837,115.74x = 456,805,894,569.22
  5. Step 5: Solve for x
    x = 456,805,894,569.22/837,115.74
  6. Step 6: Final answer
    x = 545,690.25

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1.5x scale

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.