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Finding the Fourth Proportional to 543,233.04, 749,650.32 and 301,501.44

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Solution

The fourth proportional to 543,233.04, 749,650.32 and 301,501.44 is: 416,065.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,233.04 : 749,650.32 = 301,501.44 : x
  2. Step 2: Convert to fraction form
    543,233.04/749,650.32 = 301,501.44/x
  3. Step 3: Cross multiply
    543,233.04x = 749,650.32 × 301,501.44
  4. Step 4: Simplify right side
    543,233.04x = 226,020,650,976.46
  5. Step 5: Solve for x
    x = 226,020,650,976.46/543,233.04
  6. Step 6: Final answer
    x = 416,065.73

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Double scale
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Similar ratio
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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.