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Finding the Fourth Proportional to 404,876.60, 607,574.10 and 236,396.60

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Solution

The fourth proportional to 404,876.60, 607,574.10 and 236,396.60 is: 354,746.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,876.60 : 607,574.10 = 236,396.60 : x
  2. Step 2: Convert to fraction form
    404,876.60/607,574.10 = 236,396.60/x
  3. Step 3: Cross multiply
    404,876.60x = 607,574.10 × 236,396.60
  4. Step 4: Simplify right side
    404,876.60x = 143,628,451,488.06
  5. Step 5: Solve for x
    x = 143,628,451,488.06/404,876.60
  6. Step 6: Final answer
    x = 354,746.24

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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.