Home / 623,059.83-859,821.48-336,579.03

Finding the Fourth Proportional to 623,059.83, 859,821.48 and 336,579.03

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Solution

The fourth proportional to 623,059.83, 859,821.48 and 336,579.03 is: 464,478.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,059.83 : 859,821.48 = 336,579.03 : x
  2. Step 2: Convert to fraction form
    623,059.83/859,821.48 = 336,579.03/x
  3. Step 3: Cross multiply
    623,059.83x = 859,821.48 × 336,579.03
  4. Step 4: Simplify right side
    623,059.83x = 289,397,879,711.56
  5. Step 5: Solve for x
    x = 289,397,879,711.56/623,059.83
  6. Step 6: Final answer
    x = 464,478.48

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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.