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Finding the Fourth Proportional to 404,906.40, 607,359.60 and 183,290.40

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Solution

The fourth proportional to 404,906.40, 607,359.60 and 183,290.40 is: 274,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,906.40 : 607,359.60 = 183,290.40 : x
  2. Step 2: Convert to fraction form
    404,906.40/607,359.60 = 183,290.40/x
  3. Step 3: Cross multiply
    404,906.40x = 607,359.60 × 183,290.40
  4. Step 4: Simplify right side
    404,906.40x = 111,323,184,027.84
  5. Step 5: Solve for x
    x = 111,323,184,027.84/404,906.40
  6. Step 6: Final answer
    x = 274,935.60

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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.