Home / 457,366.52-685,925.85-191,071.33

Finding the Fourth Proportional to 457,366.52, 685,925.85 and 191,071.33

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Solution

The fourth proportional to 457,366.52, 685,925.85 and 191,071.33 is: 286,555.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,366.52 : 685,925.85 = 191,071.33 : x
  2. Step 2: Convert to fraction form
    457,366.52/685,925.85 = 191,071.33/x
  3. Step 3: Cross multiply
    457,366.52x = 685,925.85 × 191,071.33
  4. Step 4: Simplify right side
    457,366.52x = 131,060,764,440.88
  5. Step 5: Solve for x
    x = 131,060,764,440.88/457,366.52
  6. Step 6: Final answer
    x = 286,555.22

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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.