Home / 928,502.23-1,280,861.44-606,400.87

Finding the Fourth Proportional to 928,502.23, 1,280,861.44 and 606,400.87

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Solution

The fourth proportional to 928,502.23, 1,280,861.44 and 606,400.87 is: 836,525.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,502.23 : 1,280,861.44 = 606,400.87 : x
  2. Step 2: Convert to fraction form
    928,502.23/1,280,861.44 = 606,400.87/x
  3. Step 3: Cross multiply
    928,502.23x = 1,280,861.44 × 606,400.87
  4. Step 4: Simplify right side
    928,502.23x = 776,715,491,565.45
  5. Step 5: Solve for x
    x = 776,715,491,565.45/928,502.23
  6. Step 6: Final answer
    x = 836,525.18

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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.