Home / 895,774.80-1,236,147.84-513,777.18

Finding the Fourth Proportional to 895,774.80, 1,236,147.84 and 513,777.18

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Solution

The fourth proportional to 895,774.80, 1,236,147.84 and 513,777.18 is: 709,000.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,774.80 : 1,236,147.84 = 513,777.18 : x
  2. Step 2: Convert to fraction form
    895,774.80/1,236,147.84 = 513,777.18/x
  3. Step 3: Cross multiply
    895,774.80x = 1,236,147.84 × 513,777.18
  4. Step 4: Simplify right side
    895,774.80x = 635,104,551,298.29
  5. Step 5: Solve for x
    x = 635,104,551,298.29/895,774.80
  6. Step 6: Final answer
    x = 709,000.24

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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.