Home / 753,227.67-1,039,450.64-409,061.19

Finding the Fourth Proportional to 753,227.67, 1,039,450.64 and 409,061.19

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Solution

The fourth proportional to 753,227.67, 1,039,450.64 and 409,061.19 is: 564,502.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,227.67 : 1,039,450.64 = 409,061.19 : x
  2. Step 2: Convert to fraction form
    753,227.67/1,039,450.64 = 409,061.19/x
  3. Step 3: Cross multiply
    753,227.67x = 1,039,450.64 × 409,061.19
  4. Step 4: Simplify right side
    753,227.67x = 425,198,913,699.36
  5. Step 5: Solve for x
    x = 425,198,913,699.36/753,227.67
  6. Step 6: Final answer
    x = 564,502.51

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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.