Home / 895,810.28-1,236,218.14-493,402.28

Finding the Fourth Proportional to 895,810.28, 1,236,218.14 and 493,402.28

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Solution

The fourth proportional to 895,810.28, 1,236,218.14 and 493,402.28 is: 680,895.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,810.28 : 1,236,218.14 = 493,402.28 : x
  2. Step 2: Convert to fraction form
    895,810.28/1,236,218.14 = 493,402.28/x
  3. Step 3: Cross multiply
    895,810.28x = 1,236,218.14 × 493,402.28
  4. Step 4: Simplify right side
    895,810.28x = 609,952,848,853.36
  5. Step 5: Solve for x
    x = 609,952,848,853.36/895,810.28
  6. Step 6: Final answer
    x = 680,895.12

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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.