Home / 612,329.10-918,506.30-222,822.17

Finding the Fourth Proportional to 612,329.10, 918,506.30 and 222,822.17

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Solution

The fourth proportional to 612,329.10, 918,506.30 and 222,822.17 is: 334,237.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,329.10 : 918,506.30 = 222,822.17 : x
  2. Step 2: Convert to fraction form
    612,329.10/918,506.30 = 222,822.17/x
  3. Step 3: Cross multiply
    612,329.10x = 918,506.30 × 222,822.17
  4. Step 4: Simplify right side
    612,329.10x = 204,663,570,737.06
  5. Step 5: Solve for x
    x = 204,663,570,737.06/612,329.10
  6. Step 6: Final answer
    x = 334,237.87

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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.