Home / 885,830.49-1,222,445.75-483,422.49

Finding the Fourth Proportional to 885,830.49, 1,222,445.75 and 483,422.49

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Solution

The fourth proportional to 885,830.49, 1,222,445.75 and 483,422.49 is: 667,122.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,830.49 : 1,222,445.75 = 483,422.49 : x
  2. Step 2: Convert to fraction form
    885,830.49/1,222,445.75 = 483,422.49/x
  3. Step 3: Cross multiply
    885,830.49x = 1,222,445.75 × 483,422.49
  4. Step 4: Simplify right side
    885,830.49x = 590,957,768,354.92
  5. Step 5: Solve for x
    x = 590,957,768,354.92/885,830.49
  6. Step 6: Final answer
    x = 667,122.86

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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.