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Finding the Fourth Proportional to 262,894.40, 394,341.60 and 233,345.60

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Solution

The fourth proportional to 262,894.40, 394,341.60 and 233,345.60 is: 350,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,894.40 : 394,341.60 = 233,345.60 : x
  2. Step 2: Convert to fraction form
    262,894.40/394,341.60 = 233,345.60/x
  3. Step 3: Cross multiply
    262,894.40x = 394,341.60 × 233,345.60
  4. Step 4: Simplify right side
    262,894.40x = 92,017,877,256.96
  5. Step 5: Solve for x
    x = 92,017,877,256.96/262,894.40
  6. Step 6: Final answer
    x = 350,018.40

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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.