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Finding the Fourth Proportional to 346,859.25, 520,289.01 and 97,541.25

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Solution

The fourth proportional to 346,859.25, 520,289.01 and 97,541.25 is: 146,311.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,859.25 : 520,289.01 = 97,541.25 : x
  2. Step 2: Convert to fraction form
    346,859.25/520,289.01 = 97,541.25/x
  3. Step 3: Cross multiply
    346,859.25x = 520,289.01 × 97,541.25
  4. Step 4: Simplify right side
    346,859.25x = 50,749,640,396.66
  5. Step 5: Solve for x
    x = 50,749,640,396.66/346,859.25
  6. Step 6: Final answer
    x = 146,311.91

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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.