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Finding the Fourth Proportional to 197,354.34, 295,901.37 and 70,931.16

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Solution

The fourth proportional to 197,354.34, 295,901.37 and 70,931.16 is: 106,349.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,354.34 : 295,901.37 = 70,931.16 : x
  2. Step 2: Convert to fraction form
    197,354.34/295,901.37 = 70,931.16/x
  3. Step 3: Cross multiply
    197,354.34x = 295,901.37 × 70,931.16
  4. Step 4: Simplify right side
    197,354.34x = 20,988,627,419.69
  5. Step 5: Solve for x
    x = 20,988,627,419.69/197,354.34
  6. Step 6: Final answer
    x = 106,349.97

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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.