Home / 814,397.70-1,123,875.60-451,845.33

Finding the Fourth Proportional to 814,397.70, 1,123,875.60 and 451,845.33

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Solution

The fourth proportional to 814,397.70, 1,123,875.60 and 451,845.33 is: 623,550.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,397.70 : 1,123,875.60 = 451,845.33 : x
  2. Step 2: Convert to fraction form
    814,397.70/1,123,875.60 = 451,845.33/x
  3. Step 3: Cross multiply
    814,397.70x = 1,123,875.60 × 451,845.33
  4. Step 4: Simplify right side
    814,397.70x = 507,817,941,360.95
  5. Step 5: Solve for x
    x = 507,817,941,360.95/814,397.70
  6. Step 6: Final answer
    x = 623,550.31

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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.