Home / 423,885.40-584,934.78-242,596.60

Finding the Fourth Proportional to 423,885.40, 584,934.78 and 242,596.60

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Solution

The fourth proportional to 423,885.40, 584,934.78 and 242,596.60 is: 334,767.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,885.40 : 584,934.78 = 242,596.60 : x
  2. Step 2: Convert to fraction form
    423,885.40/584,934.78 = 242,596.60/x
  3. Step 3: Cross multiply
    423,885.40x = 584,934.78 × 242,596.60
  4. Step 4: Simplify right side
    423,885.40x = 141,903,188,849.75
  5. Step 5: Solve for x
    x = 141,903,188,849.75/423,885.40
  6. Step 6: Final answer
    x = 334,767.81

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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.