Home / 767,703.43-1,151,759.31-262,263.61

Finding the Fourth Proportional to 767,703.43, 1,151,759.31 and 262,263.61

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Solution

The fourth proportional to 767,703.43, 1,151,759.31 and 262,263.61 is: 393,465.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,703.43 : 1,151,759.31 = 262,263.61 : x
  2. Step 2: Convert to fraction form
    767,703.43/1,151,759.31 = 262,263.61/x
  3. Step 3: Cross multiply
    767,703.43x = 1,151,759.31 × 262,263.61
  4. Step 4: Simplify right side
    767,703.43x = 302,064,554,491.71
  5. Step 5: Solve for x
    x = 302,064,554,491.71/767,703.43
  6. Step 6: Final answer
    x = 393,465.16

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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.