Home / 885,827.25-1,222,507.31-503,977.05

Finding the Fourth Proportional to 885,827.25, 1,222,507.31 and 503,977.05

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Solution

The fourth proportional to 885,827.25, 1,222,507.31 and 503,977.05 is: 695,525.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,827.25 : 1,222,507.31 = 503,977.05 : x
  2. Step 2: Convert to fraction form
    885,827.25/1,222,507.31 = 503,977.05/x
  3. Step 3: Cross multiply
    885,827.25x = 1,222,507.31 × 503,977.05
  4. Step 4: Simplify right side
    885,827.25x = 616,115,625,177.35
  5. Step 5: Solve for x
    x = 616,115,625,177.35/885,827.25
  6. Step 6: Final answer
    x = 695,525.71

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1.5x scale

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.