Home / 304,569.62-420,311.03-166,746.22

Finding the Fourth Proportional to 304,569.62, 420,311.03 and 166,746.22

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Solution

The fourth proportional to 304,569.62, 420,311.03 and 166,746.22 is: 230,112.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,569.62 : 420,311.03 = 166,746.22 : x
  2. Step 2: Convert to fraction form
    304,569.62/420,311.03 = 166,746.22/x
  3. Step 3: Cross multiply
    304,569.62x = 420,311.03 × 166,746.22
  4. Step 4: Simplify right side
    304,569.62x = 70,085,275,476.81
  5. Step 5: Solve for x
    x = 70,085,275,476.81/304,569.62
  6. Step 6: Final answer
    x = 230,112.50

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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.