Home / 692,749.06-1,039,422.92-372,526.63

Finding the Fourth Proportional to 692,749.06, 1,039,422.92 and 372,526.63

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Solution

The fourth proportional to 692,749.06, 1,039,422.92 and 372,526.63 is: 558,950.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,749.06 : 1,039,422.92 = 372,526.63 : x
  2. Step 2: Convert to fraction form
    692,749.06/1,039,422.92 = 372,526.63/x
  3. Step 3: Cross multiply
    692,749.06x = 1,039,422.92 × 372,526.63
  4. Step 4: Simplify right side
    692,749.06x = 387,212,713,071.17
  5. Step 5: Solve for x
    x = 387,212,713,071.17/692,749.06
  6. Step 6: Final answer
    x = 558,950.91

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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.