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Finding the Fourth Proportional to 404,003.40, 604,838.70 and 246,539.40

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Solution

The fourth proportional to 404,003.40, 604,838.70 and 246,539.40 is: 369,097.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,003.40 : 604,838.70 = 246,539.40 : x
  2. Step 2: Convert to fraction form
    404,003.40/604,838.70 = 246,539.40/x
  3. Step 3: Cross multiply
    404,003.40x = 604,838.70 × 246,539.40
  4. Step 4: Simplify right side
    404,003.40x = 149,116,570,194.78
  5. Step 5: Solve for x
    x = 149,116,570,194.78/404,003.40
  6. Step 6: Final answer
    x = 369,097.32

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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.