Home / 896,260.86-1,236,824.34-488,366.12

Finding the Fourth Proportional to 896,260.86, 1,236,824.34 and 488,366.12

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Solution

The fourth proportional to 896,260.86, 1,236,824.34 and 488,366.12 is: 673,936.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,260.86 : 1,236,824.34 = 488,366.12 : x
  2. Step 2: Convert to fraction form
    896,260.86/1,236,824.34 = 488,366.12/x
  3. Step 3: Cross multiply
    896,260.86x = 1,236,824.34 × 488,366.12
  4. Step 4: Simplify right side
    896,260.86x = 604,023,104,047.36
  5. Step 5: Solve for x
    x = 604,023,104,047.36/896,260.86
  6. Step 6: Final answer
    x = 673,936.72

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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.