Home / 354,522.02-489,247.04-193,382.82

Finding the Fourth Proportional to 354,522.02, 489,247.04 and 193,382.82

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Solution

The fourth proportional to 354,522.02, 489,247.04 and 193,382.82 is: 266,871.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,522.02 : 489,247.04 = 193,382.82 : x
  2. Step 2: Convert to fraction form
    354,522.02/489,247.04 = 193,382.82/x
  3. Step 3: Cross multiply
    354,522.02x = 489,247.04 × 193,382.82
  4. Step 4: Simplify right side
    354,522.02x = 94,611,972,271.85
  5. Step 5: Solve for x
    x = 94,611,972,271.85/354,522.02
  6. Step 6: Final answer
    x = 266,871.92

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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.