Home / 814,152.94-1,123,665.60-451,693.57

Finding the Fourth Proportional to 814,152.94, 1,123,665.60 and 451,693.57

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Solution

The fourth proportional to 814,152.94, 1,123,665.60 and 451,693.57 is: 623,411.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,152.94 : 1,123,665.60 = 451,693.57 : x
  2. Step 2: Convert to fraction form
    814,152.94/1,123,665.60 = 451,693.57/x
  3. Step 3: Cross multiply
    814,152.94x = 1,123,665.60 × 451,693.57
  4. Step 4: Simplify right side
    814,152.94x = 507,552,526,350.19
  5. Step 5: Solve for x
    x = 507,552,526,350.19/814,152.94
  6. Step 6: Final answer
    x = 623,411.77

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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.