Home / 623,035.53-859,789.79-336,555.62

Finding the Fourth Proportional to 623,035.53, 859,789.79 and 336,555.62

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Solution

The fourth proportional to 623,035.53, 859,789.79 and 336,555.62 is: 464,447.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,035.53 : 859,789.79 = 336,555.62 : x
  2. Step 2: Convert to fraction form
    623,035.53/859,789.79 = 336,555.62/x
  3. Step 3: Cross multiply
    623,035.53x = 859,789.79 × 336,555.62
  4. Step 4: Simplify right side
    623,035.53x = 289,367,085,843.12
  5. Step 5: Solve for x
    x = 289,367,085,843.12/623,035.53
  6. Step 6: Final answer
    x = 464,447.17

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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.