Home / 814,152.70-1,123,665.26-451,693.32

Finding the Fourth Proportional to 814,152.70, 1,123,665.26 and 451,693.32

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Solution

The fourth proportional to 814,152.70, 1,123,665.26 and 451,693.32 is: 623,411.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,152.70 : 1,123,665.26 = 451,693.32 : x
  2. Step 2: Convert to fraction form
    814,152.70/1,123,665.26 = 451,693.32/x
  3. Step 3: Cross multiply
    814,152.70x = 1,123,665.26 × 451,693.32
  4. Step 4: Simplify right side
    814,152.70x = 507,552,091,858.06
  5. Step 5: Solve for x
    x = 507,552,091,858.06/814,152.70
  6. Step 6: Final answer
    x = 623,411.42

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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.