Home / 814,340.06-1,123,790.60-451,763.93

Finding the Fourth Proportional to 814,340.06, 1,123,790.60 and 451,763.93

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Solution

The fourth proportional to 814,340.06, 1,123,790.60 and 451,763.93 is: 623,434.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,340.06 : 1,123,790.60 = 451,763.93 : x
  2. Step 2: Convert to fraction form
    814,340.06/1,123,790.60 = 451,763.93/x
  3. Step 3: Cross multiply
    814,340.06x = 1,123,790.60 × 451,763.93
  4. Step 4: Simplify right side
    814,340.06x = 507,688,057,953.06
  5. Step 5: Solve for x
    x = 507,688,057,953.06/814,340.06
  6. Step 6: Final answer
    x = 623,434.95

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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.