Home / 895,795.89-1,236,198.33-493,387.89

Finding the Fourth Proportional to 895,795.89, 1,236,198.33 and 493,387.89

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Solution

The fourth proportional to 895,795.89, 1,236,198.33 and 493,387.89 is: 680,875.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,795.89 : 1,236,198.33 = 493,387.89 : x
  2. Step 2: Convert to fraction form
    895,795.89/1,236,198.33 = 493,387.89/x
  3. Step 3: Cross multiply
    895,795.89x = 1,236,198.33 × 493,387.89
  4. Step 4: Simplify right side
    895,795.89x = 609,925,285,660.22
  5. Step 5: Solve for x
    x = 609,925,285,660.22/895,795.89
  6. Step 6: Final answer
    x = 680,875.29

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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.