Home / 895,815.28-1,236,225.04-493,407.28

Finding the Fourth Proportional to 895,815.28, 1,236,225.04 and 493,407.28

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Solution

The fourth proportional to 895,815.28, 1,236,225.04 and 493,407.28 is: 680,902.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,815.28 : 1,236,225.04 = 493,407.28 : x
  2. Step 2: Convert to fraction form
    895,815.28/1,236,225.04 = 493,407.28/x
  3. Step 3: Cross multiply
    895,815.28x = 1,236,225.04 × 493,407.28
  4. Step 4: Simplify right side
    895,815.28x = 609,962,434,454.29
  5. Step 5: Solve for x
    x = 609,962,434,454.29/895,815.28
  6. Step 6: Final answer
    x = 680,902.02

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Double scale
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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.