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Finding the Fourth Proportional to 294,373.07, 406,128.54 and 166,974.86

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Solution

The fourth proportional to 294,373.07, 406,128.54 and 166,974.86 is: 230,365.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,373.07 : 406,128.54 = 166,974.86 : x
  2. Step 2: Convert to fraction form
    294,373.07/406,128.54 = 166,974.86/x
  3. Step 3: Cross multiply
    294,373.07x = 406,128.54 × 166,974.86
  4. Step 4: Simplify right side
    294,373.07x = 67,813,256,108.50
  5. Step 5: Solve for x
    x = 67,813,256,108.50/294,373.07
  6. Step 6: Final answer
    x = 230,365.01

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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.