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Finding the Fourth Proportional to 702,949.79, 969,345.00 and 601,311.70

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Solution

The fourth proportional to 702,949.79, 969,345.00 and 601,311.70 is: 829,189.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,949.79 : 969,345.00 = 601,311.70 : x
  2. Step 2: Convert to fraction form
    702,949.79/969,345.00 = 601,311.70/x
  3. Step 3: Cross multiply
    702,949.79x = 969,345.00 × 601,311.70
  4. Step 4: Simplify right side
    702,949.79x = 582,878,489,356.99
  5. Step 5: Solve for x
    x = 582,878,489,356.99/702,949.79
  6. Step 6: Final answer
    x = 829,189.36

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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.