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Finding the Fourth Proportional to 603,631.63, 904,884.63 and 203,992.93

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Solution

The fourth proportional to 603,631.63, 904,884.63 and 203,992.93 is: 305,799.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,631.63 : 904,884.63 = 203,992.93 : x
  2. Step 2: Convert to fraction form
    603,631.63/904,884.63 = 203,992.93/x
  3. Step 3: Cross multiply
    603,631.63x = 904,884.63 × 203,992.93
  4. Step 4: Simplify right side
    603,631.63x = 184,590,066,985.67
  5. Step 5: Solve for x
    x = 184,590,066,985.67/603,631.63
  6. Step 6: Final answer
    x = 305,799.20

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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.