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Finding the Fourth Proportional to 219,569.26, 329,129.53 and 124,598.88

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Solution

The fourth proportional to 219,569.26, 329,129.53 and 124,598.88 is: 186,771.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,569.26 : 329,129.53 = 124,598.88 : x
  2. Step 2: Convert to fraction form
    219,569.26/329,129.53 = 124,598.88/x
  3. Step 3: Cross multiply
    219,569.26x = 329,129.53 × 124,598.88
  4. Step 4: Simplify right side
    219,569.26x = 41,009,171,427.11
  5. Step 5: Solve for x
    x = 41,009,171,427.11/219,569.26
  6. Step 6: Final answer
    x = 186,771.01

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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.