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Finding the Fourth Proportional to 473,181.72, 709,181.89 and 236,592.06

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Solution

The fourth proportional to 473,181.72, 709,181.89 and 236,592.06 is: 354,592.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,181.72 : 709,181.89 = 236,592.06 : x
  2. Step 2: Convert to fraction form
    473,181.72/709,181.89 = 236,592.06/x
  3. Step 3: Cross multiply
    473,181.72x = 709,181.89 × 236,592.06
  4. Step 4: Simplify right side
    473,181.72x = 167,786,803,678.31
  5. Step 5: Solve for x
    x = 167,786,803,678.31/473,181.72
  6. Step 6: Final answer
    x = 354,592.74

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1.5x scale

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.