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Finding the Fourth Proportional to 344,497.99, 475,423.05 and 191,551.89

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Solution

The fourth proportional to 344,497.99, 475,423.05 and 191,551.89 is: 264,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,497.99 : 475,423.05 = 191,551.89 : x
  2. Step 2: Convert to fraction form
    344,497.99/475,423.05 = 191,551.89/x
  3. Step 3: Cross multiply
    344,497.99x = 475,423.05 × 191,551.89
  4. Step 4: Simplify right side
    344,497.99x = 91,068,181,987.75
  5. Step 5: Solve for x
    x = 91,068,181,987.75/344,497.99
  6. Step 6: Final answer
    x = 264,350.40

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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.