Home / 440,317.40-659,527.12-297,376.66

Finding the Fourth Proportional to 440,317.40, 659,527.12 and 297,376.66

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Solution

The fourth proportional to 440,317.40, 659,527.12 and 297,376.66 is: 445,424.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,317.40 : 659,527.12 = 297,376.66 : x
  2. Step 2: Convert to fraction form
    440,317.40/659,527.12 = 297,376.66/x
  3. Step 3: Cross multiply
    440,317.40x = 659,527.12 × 297,376.66
  4. Step 4: Simplify right side
    440,317.40x = 196,127,972,868.46
  5. Step 5: Solve for x
    x = 196,127,972,868.46/440,317.40
  6. Step 6: Final answer
    x = 445,424.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.