Home / 751,414.96-1,036,799.40-445,356.40

Finding the Fourth Proportional to 751,414.96, 1,036,799.40 and 445,356.40

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Solution

The fourth proportional to 751,414.96, 1,036,799.40 and 445,356.40 is: 614,501.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,414.96 : 1,036,799.40 = 445,356.40 : x
  2. Step 2: Convert to fraction form
    751,414.96/1,036,799.40 = 445,356.40/x
  3. Step 3: Cross multiply
    751,414.96x = 1,036,799.40 × 445,356.40
  4. Step 4: Simplify right side
    751,414.96x = 461,745,248,306.16
  5. Step 5: Solve for x
    x = 461,745,248,306.16/751,414.96
  6. Step 6: Final answer
    x = 614,501.01

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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.