Home / 895,781.53-1,236,178.51-493,373.53

Finding the Fourth Proportional to 895,781.53, 1,236,178.51 and 493,373.53

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Solution

The fourth proportional to 895,781.53, 1,236,178.51 and 493,373.53 is: 680,855.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,781.53 : 1,236,178.51 = 493,373.53 : x
  2. Step 2: Convert to fraction form
    895,781.53/1,236,178.51 = 493,373.53/x
  3. Step 3: Cross multiply
    895,781.53x = 1,236,178.51 × 493,373.53
  4. Step 4: Simplify right side
    895,781.53x = 609,897,758,275.86
  5. Step 5: Solve for x
    x = 609,897,758,275.86/895,781.53
  6. Step 6: Final answer
    x = 680,855.47

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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.