Home / 885,336.42-1,327,637.95-277,921.77

Finding the Fourth Proportional to 885,336.42, 1,327,637.95 and 277,921.77

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Solution

The fourth proportional to 885,336.42, 1,327,637.95 and 277,921.77 is: 416,767.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,336.42 : 1,327,637.95 = 277,921.77 : x
  2. Step 2: Convert to fraction form
    885,336.42/1,327,637.95 = 277,921.77/x
  3. Step 3: Cross multiply
    885,336.42x = 1,327,637.95 × 277,921.77
  4. Step 4: Simplify right side
    885,336.42x = 368,979,488,983.17
  5. Step 5: Solve for x
    x = 368,979,488,983.17/885,336.42
  6. Step 6: Final answer
    x = 416,767.55

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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.