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Finding the Fourth Proportional to 344,335.54, 475,182.66 and 191,368.93

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Solution

The fourth proportional to 344,335.54, 475,182.66 and 191,368.93 is: 264,088.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,335.54 : 475,182.66 = 191,368.93 : x
  2. Step 2: Convert to fraction form
    344,335.54/475,182.66 = 191,368.93/x
  3. Step 3: Cross multiply
    344,335.54x = 475,182.66 × 191,368.93
  4. Step 4: Simplify right side
    344,335.54x = 90,935,197,198.75
  5. Step 5: Solve for x
    x = 90,935,197,198.75/344,335.54
  6. Step 6: Final answer
    x = 264,088.91

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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.