Home / 895,854.32-1,236,278.72-493,446.32

Finding the Fourth Proportional to 895,854.32, 1,236,278.72 and 493,446.32

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Solution

The fourth proportional to 895,854.32, 1,236,278.72 and 493,446.32 is: 680,955.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,854.32 : 1,236,278.72 = 493,446.32 : x
  2. Step 2: Convert to fraction form
    895,854.32/1,236,278.72 = 493,446.32/x
  3. Step 3: Cross multiply
    895,854.32x = 1,236,278.72 × 493,446.32
  4. Step 4: Simplify right side
    895,854.32x = 610,037,184,878.31
  5. Step 5: Solve for x
    x = 610,037,184,878.31/895,854.32
  6. Step 6: Final answer
    x = 680,955.79

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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.