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Finding the Fourth Proportional to 343,501.76, 474,041.76 and 192,595.52

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Solution

The fourth proportional to 343,501.76, 474,041.76 and 192,595.52 is: 265,787.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,501.76 : 474,041.76 = 192,595.52 : x
  2. Step 2: Convert to fraction form
    343,501.76/474,041.76 = 192,595.52/x
  3. Step 3: Cross multiply
    343,501.76x = 474,041.76 × 192,595.52
  4. Step 4: Simplify right side
    343,501.76x = 91,298,319,268.92
  5. Step 5: Solve for x
    x = 91,298,319,268.92/343,501.76
  6. Step 6: Final answer
    x = 265,787.05

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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.