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Finding the Fourth Proportional to 358,233.51, 537,192.49 and 189,714.45

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Solution

The fourth proportional to 358,233.51, 537,192.49 and 189,714.45 is: 284,488.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,233.51 : 537,192.49 = 189,714.45 : x
  2. Step 2: Convert to fraction form
    358,233.51/537,192.49 = 189,714.45/x
  3. Step 3: Cross multiply
    358,233.51x = 537,192.49 × 189,714.45
  4. Step 4: Simplify right side
    358,233.51x = 101,913,177,784.48
  5. Step 5: Solve for x
    x = 101,913,177,784.48/358,233.51
  6. Step 6: Final answer
    x = 284,488.12

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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.