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Finding the Fourth Proportional to 235,473.34, 353,222.22 and 77,714.09

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Solution

The fourth proportional to 235,473.34, 353,222.22 and 77,714.09 is: 116,575.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,473.34 : 353,222.22 = 77,714.09 : x
  2. Step 2: Convert to fraction form
    235,473.34/353,222.22 = 77,714.09/x
  3. Step 3: Cross multiply
    235,473.34x = 353,222.22 × 77,714.09
  4. Step 4: Simplify right side
    235,473.34x = 27,450,344,030.89
  5. Step 5: Solve for x
    x = 27,450,344,030.89/235,473.34
  6. Step 6: Final answer
    x = 116,575.17

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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.