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Finding the Fourth Proportional to 669,628.10, 924,093.49 and 363,710.46

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Solution

The fourth proportional to 669,628.10, 924,093.49 and 363,710.46 is: 501,924.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,628.10 : 924,093.49 = 363,710.46 : x
  2. Step 2: Convert to fraction form
    669,628.10/924,093.49 = 363,710.46/x
  3. Step 3: Cross multiply
    669,628.10x = 924,093.49 × 363,710.46
  4. Step 4: Simplify right side
    669,628.10x = 336,102,468,785.54
  5. Step 5: Solve for x
    x = 336,102,468,785.54/669,628.10
  6. Step 6: Final answer
    x = 501,924.08

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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.