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Finding the Fourth Proportional to 341,570.40, 512,355.60 and 175,682.40

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Solution

The fourth proportional to 341,570.40, 512,355.60 and 175,682.40 is: 263,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,570.40 : 512,355.60 = 175,682.40 : x
  2. Step 2: Convert to fraction form
    341,570.40/512,355.60 = 175,682.40/x
  3. Step 3: Cross multiply
    341,570.40x = 512,355.60 × 175,682.40
  4. Step 4: Simplify right side
    341,570.40x = 90,011,861,461.44
  5. Step 5: Solve for x
    x = 90,011,861,461.44/341,570.40
  6. Step 6: Final answer
    x = 263,523.60

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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.