Home / 959,723.04-1,440,470.28-486,740.64

Finding the Fourth Proportional to 959,723.04, 1,440,470.28 and 486,740.64

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Solution

The fourth proportional to 959,723.04, 1,440,470.28 and 486,740.64 is: 730,560.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,723.04 : 1,440,470.28 = 486,740.64 : x
  2. Step 2: Convert to fraction form
    959,723.04/1,440,470.28 = 486,740.64/x
  3. Step 3: Cross multiply
    959,723.04x = 1,440,470.28 × 486,740.64
  4. Step 4: Simplify right side
    959,723.04x = 701,135,425,988.18
  5. Step 5: Solve for x
    x = 701,135,425,988.18/959,723.04
  6. Step 6: Final answer
    x = 730,560.17

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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.