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Finding the Fourth Proportional to 530,151.50, 795,235.50 and 503,235

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Solution

The fourth proportional to 530,151.50, 795,235.50 and 503,235 is: 754,860.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,151.50 : 795,235.50 = 503,235 : x
  2. Step 2: Convert to fraction form
    530,151.50/795,235.50 = 503,235/x
  3. Step 3: Cross multiply
    530,151.50x = 795,235.50 × 503,235
  4. Step 4: Simplify right side
    530,151.50x = 400,190,336,842.50
  5. Step 5: Solve for x
    x = 400,190,336,842.50/530,151.50
  6. Step 6: Final answer
    x = 754,860.33

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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.