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Finding the Fourth Proportional to 220,000.83, 329,948.37 and 101,558.40

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Solution

The fourth proportional to 220,000.83, 329,948.37 and 101,558.40 is: 152,313.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,000.83 : 329,948.37 = 101,558.40 : x
  2. Step 2: Convert to fraction form
    220,000.83/329,948.37 = 101,558.40/x
  3. Step 3: Cross multiply
    220,000.83x = 329,948.37 × 101,558.40
  4. Step 4: Simplify right side
    220,000.83x = 33,509,028,539.81
  5. Step 5: Solve for x
    x = 33,509,028,539.81/220,000.83
  6. Step 6: Final answer
    x = 152,313.19

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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.