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Finding the Fourth Proportional to 291,292.34, 401,925.87 and 184,009.46

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Solution

The fourth proportional to 291,292.34, 401,925.87 and 184,009.46 is: 253,896.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,292.34 : 401,925.87 = 184,009.46 : x
  2. Step 2: Convert to fraction form
    291,292.34/401,925.87 = 184,009.46/x
  3. Step 3: Cross multiply
    291,292.34x = 401,925.87 × 184,009.46
  4. Step 4: Simplify right side
    291,292.34x = 73,958,160,289.10
  5. Step 5: Solve for x
    x = 73,958,160,289.10/291,292.34
  6. Step 6: Final answer
    x = 253,896.69

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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.