Home / 895,811.25-1,236,219.53-493,403.25

Finding the Fourth Proportional to 895,811.25, 1,236,219.53 and 493,403.25

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Solution

The fourth proportional to 895,811.25, 1,236,219.53 and 493,403.25 is: 680,896.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,811.25 : 1,236,219.53 = 493,403.25 : x
  2. Step 2: Convert to fraction form
    895,811.25/1,236,219.53 = 493,403.25/x
  3. Step 3: Cross multiply
    895,811.25x = 1,236,219.53 × 493,403.25
  4. Step 4: Simplify right side
    895,811.25x = 609,954,731,348.46
  5. Step 5: Solve for x
    x = 609,954,731,348.46/895,811.25
  6. Step 6: Final answer
    x = 680,896.49

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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.