Home / 623,114.30-859,898.16-336,634.28

Finding the Fourth Proportional to 623,114.30, 859,898.16 and 336,634.28

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Solution

The fourth proportional to 623,114.30, 859,898.16 and 336,634.28 is: 464,555.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,114.30 : 859,898.16 = 336,634.28 : x
  2. Step 2: Convert to fraction form
    623,114.30/859,898.16 = 336,634.28/x
  3. Step 3: Cross multiply
    623,114.30x = 859,898.16 × 336,634.28
  4. Step 4: Simplify right side
    623,114.30x = 289,471,197,964.93
  5. Step 5: Solve for x
    x = 289,471,197,964.93/623,114.30
  6. Step 6: Final answer
    x = 464,555.54

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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.