Home / 959,857.12-1,324,612.80-530,148.16

Finding the Fourth Proportional to 959,857.12, 1,324,612.80 and 530,148.16

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Solution

The fourth proportional to 959,857.12, 1,324,612.80 and 530,148.16 is: 731,609.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,857.12 : 1,324,612.80 = 530,148.16 : x
  2. Step 2: Convert to fraction form
    959,857.12/1,324,612.80 = 530,148.16/x
  3. Step 3: Cross multiply
    959,857.12x = 1,324,612.80 × 530,148.16
  4. Step 4: Simplify right side
    959,857.12x = 702,241,038,632.45
  5. Step 5: Solve for x
    x = 702,241,038,632.45/959,857.12
  6. Step 6: Final answer
    x = 731,609.97

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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.