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Finding the Fourth Proportional to 606,887.44, 910,333.32 and 207,816.64

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Solution

The fourth proportional to 606,887.44, 910,333.32 and 207,816.64 is: 311,725.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,887.44 : 910,333.32 = 207,816.64 : x
  2. Step 2: Convert to fraction form
    606,887.44/910,333.32 = 207,816.64/x
  3. Step 3: Cross multiply
    606,887.44x = 910,333.32 × 207,816.64
  4. Step 4: Simplify right side
    606,887.44x = 189,182,411,842.45
  5. Step 5: Solve for x
    x = 189,182,411,842.45/606,887.44
  6. Step 6: Final answer
    x = 311,725.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.