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Finding the Fourth Proportional to 304,359.35, 420,150.40 and 181,894.93

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Solution

The fourth proportional to 304,359.35, 420,150.40 and 181,894.93 is: 251,095.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,359.35 : 420,150.40 = 181,894.93 : x
  2. Step 2: Convert to fraction form
    304,359.35/420,150.40 = 181,894.93/x
  3. Step 3: Cross multiply
    304,359.35x = 420,150.40 × 181,894.93
  4. Step 4: Simplify right side
    304,359.35x = 76,423,226,092.36
  5. Step 5: Solve for x
    x = 76,423,226,092.36/304,359.35
  6. Step 6: Final answer
    x = 251,095.38

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1.5x scale

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.