Home / 896,010.40-1,236,493.80-493,602.40

Finding the Fourth Proportional to 896,010.40, 1,236,493.80 and 493,602.40

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Solution

The fourth proportional to 896,010.40, 1,236,493.80 and 493,602.40 is: 681,171.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,010.40 : 1,236,493.80 = 493,602.40 : x
  2. Step 2: Convert to fraction form
    896,010.40/1,236,493.80 = 493,602.40/x
  3. Step 3: Cross multiply
    896,010.40x = 1,236,493.80 × 493,602.40
  4. Step 4: Simplify right side
    896,010.40x = 610,336,307,265.12
  5. Step 5: Solve for x
    x = 610,336,307,265.12/896,010.40
  6. Step 6: Final answer
    x = 681,171.01

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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.