Home / 896,096.47-1,236,609.40-488,197.04

Finding the Fourth Proportional to 896,096.47, 1,236,609.40 and 488,197.04

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Solution

The fourth proportional to 896,096.47, 1,236,609.40 and 488,197.04 is: 673,709.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,096.47 : 1,236,609.40 = 488,197.04 : x
  2. Step 2: Convert to fraction form
    896,096.47/1,236,609.40 = 488,197.04/x
  3. Step 3: Cross multiply
    896,096.47x = 1,236,609.40 × 488,197.04
  4. Step 4: Simplify right side
    896,096.47x = 603,709,046,275.19
  5. Step 5: Solve for x
    x = 603,709,046,275.19/896,096.47
  6. Step 6: Final answer
    x = 673,709.88

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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.