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Finding the Fourth Proportional to 530,416.99, 795,699.72 and 170,466.88

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Solution

The fourth proportional to 530,416.99, 795,699.72 and 170,466.88 is: 255,724.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,416.99 : 795,699.72 = 170,466.88 : x
  2. Step 2: Convert to fraction form
    530,416.99/795,699.72 = 170,466.88/x
  3. Step 3: Cross multiply
    530,416.99x = 795,699.72 × 170,466.88
  4. Step 4: Simplify right side
    530,416.99x = 135,640,448,685.27
  5. Step 5: Solve for x
    x = 135,640,448,685.27/530,416.99
  6. Step 6: Final answer
    x = 255,724.18

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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.