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Finding the Fourth Proportional to 530,696.34, 732,168.62 and 301,120.67

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Solution

The fourth proportional to 530,696.34, 732,168.62 and 301,120.67 is: 415,437.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,696.34 : 732,168.62 = 301,120.67 : x
  2. Step 2: Convert to fraction form
    530,696.34/732,168.62 = 301,120.67/x
  3. Step 3: Cross multiply
    530,696.34x = 732,168.62 × 301,120.67
  4. Step 4: Simplify right side
    530,696.34x = 220,471,100,240.93
  5. Step 5: Solve for x
    x = 220,471,100,240.93/530,696.34
  6. Step 6: Final answer
    x = 415,437.39

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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.