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Finding the Fourth Proportional to 354,066.94, 488,612.43 and 192,922.01

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Solution

The fourth proportional to 354,066.94, 488,612.43 and 192,922.01 is: 266,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,066.94 : 488,612.43 = 192,922.01 : x
  2. Step 2: Convert to fraction form
    354,066.94/488,612.43 = 192,922.01/x
  3. Step 3: Cross multiply
    354,066.94x = 488,612.43 × 192,922.01
  4. Step 4: Simplify right side
    354,066.94x = 94,264,089,663.52
  5. Step 5: Solve for x
    x = 94,264,089,663.52/354,066.94
  6. Step 6: Final answer
    x = 266,232.40

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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.