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Finding the Fourth Proportional to 434,920.77, 600,171.60 and 262,880.40

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Solution

The fourth proportional to 434,920.77, 600,171.60 and 262,880.40 is: 362,763.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,920.77 : 600,171.60 = 262,880.40 : x
  2. Step 2: Convert to fraction form
    434,920.77/600,171.60 = 262,880.40/x
  3. Step 3: Cross multiply
    434,920.77x = 600,171.60 × 262,880.40
  4. Step 4: Simplify right side
    434,920.77x = 157,773,350,276.64
  5. Step 5: Solve for x
    x = 157,773,350,276.64/434,920.77
  6. Step 6: Final answer
    x = 362,763.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.