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Finding the Fourth Proportional to 242,222.67, 333,920.85 and 170,379.72

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Solution

The fourth proportional to 242,222.67, 333,920.85 and 170,379.72 is: 234,880.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,222.67 : 333,920.85 = 170,379.72 : x
  2. Step 2: Convert to fraction form
    242,222.67/333,920.85 = 170,379.72/x
  3. Step 3: Cross multiply
    242,222.67x = 333,920.85 × 170,379.72
  4. Step 4: Simplify right side
    242,222.67x = 56,893,340,925.16
  5. Step 5: Solve for x
    x = 56,893,340,925.16/242,222.67
  6. Step 6: Final answer
    x = 234,880.33

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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.