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Finding the Fourth Proportional to 429,444.79, 592,500.91 and 248,090.54

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Solution

The fourth proportional to 429,444.79, 592,500.91 and 248,090.54 is: 342,288.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,444.79 : 592,500.91 = 248,090.54 : x
  2. Step 2: Convert to fraction form
    429,444.79/592,500.91 = 248,090.54/x
  3. Step 3: Cross multiply
    429,444.79x = 592,500.91 × 248,090.54
  4. Step 4: Simplify right side
    429,444.79x = 146,993,870,712.39
  5. Step 5: Solve for x
    x = 146,993,870,712.39/429,444.79
  6. Step 6: Final answer
    x = 342,288.17

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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.