Home / 895,784.38-1,236,182.44-493,376.38

Finding the Fourth Proportional to 895,784.38, 1,236,182.44 and 493,376.38

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Solution

The fourth proportional to 895,784.38, 1,236,182.44 and 493,376.38 is: 680,859.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,784.38 : 1,236,182.44 = 493,376.38 : x
  2. Step 2: Convert to fraction form
    895,784.38/1,236,182.44 = 493,376.38/x
  3. Step 3: Cross multiply
    895,784.38x = 1,236,182.44 × 493,376.38
  4. Step 4: Simplify right side
    895,784.38x = 609,903,217,266.77
  5. Step 5: Solve for x
    x = 609,903,217,266.77/895,784.38
  6. Step 6: Final answer
    x = 680,859.40

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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.