Home / 242,813.42-334,320.01-206,443.34

Finding the Fourth Proportional to 242,813.42, 334,320.01 and 206,443.34

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Solution

The fourth proportional to 242,813.42, 334,320.01 and 206,443.34 is: 284,243.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,813.42 : 334,320.01 = 206,443.34 : x
  2. Step 2: Convert to fraction form
    242,813.42/334,320.01 = 206,443.34/x
  3. Step 3: Cross multiply
    242,813.42x = 334,320.01 × 206,443.34
  4. Step 4: Simplify right side
    242,813.42x = 69,018,137,821.63
  5. Step 5: Solve for x
    x = 69,018,137,821.63/242,813.42
  6. Step 6: Final answer
    x = 284,243.51

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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.