Home / 423,743.76-584,621.55-242,389.62

Finding the Fourth Proportional to 423,743.76, 584,621.55 and 242,389.62

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Solution

The fourth proportional to 423,743.76, 584,621.55 and 242,389.62 is: 334,414.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,743.76 : 584,621.55 = 242,389.62 : x
  2. Step 2: Convert to fraction form
    423,743.76/584,621.55 = 242,389.62/x
  3. Step 3: Cross multiply
    423,743.76x = 584,621.55 × 242,389.62
  4. Step 4: Simplify right side
    423,743.76x = 141,706,195,348.31
  5. Step 5: Solve for x
    x = 141,706,195,348.31/423,743.76
  6. Step 6: Final answer
    x = 334,414.83

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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.