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Finding the Fourth Proportional to 530,532.80, 795,525.60 and 156,507.20

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Solution

The fourth proportional to 530,532.80, 795,525.60 and 156,507.20 is: 234,680.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,532.80 : 795,525.60 = 156,507.20 : x
  2. Step 2: Convert to fraction form
    530,532.80/795,525.60 = 156,507.20/x
  3. Step 3: Cross multiply
    530,532.80x = 795,525.60 × 156,507.20
  4. Step 4: Simplify right side
    530,532.80x = 124,505,484,184.32
  5. Step 5: Solve for x
    x = 124,505,484,184.32/530,532.80
  6. Step 6: Final answer
    x = 234,680.09

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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.