Home / 826,449.93-1,239,672.87-466,457.58

Finding the Fourth Proportional to 826,449.93, 1,239,672.87 and 466,457.58

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Solution

The fourth proportional to 826,449.93, 1,239,672.87 and 466,457.58 is: 699,685.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,449.93 : 1,239,672.87 = 466,457.58 : x
  2. Step 2: Convert to fraction form
    826,449.93/1,239,672.87 = 466,457.58/x
  3. Step 3: Cross multiply
    826,449.93x = 1,239,672.87 × 466,457.58
  4. Step 4: Simplify right side
    826,449.93x = 578,254,806,931.86
  5. Step 5: Solve for x
    x = 578,254,806,931.86/826,449.93
  6. Step 6: Final answer
    x = 699,685.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.