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Finding the Fourth Proportional to 404,895.60, 606,468.60 and 334,911.60

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Solution

The fourth proportional to 404,895.60, 606,468.60 and 334,911.60 is: 501,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,895.60 : 606,468.60 = 334,911.60 : x
  2. Step 2: Convert to fraction form
    404,895.60/606,468.60 = 334,911.60/x
  3. Step 3: Cross multiply
    404,895.60x = 606,468.60 × 334,911.60
  4. Step 4: Simplify right side
    404,895.60x = 203,113,369,175.76
  5. Step 5: Solve for x
    x = 203,113,369,175.76/404,895.60
  6. Step 6: Final answer
    x = 501,643.80

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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.