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Finding the Fourth Proportional to 530,609.36, 732,223.64 and 301,184.96

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Solution

The fourth proportional to 530,609.36, 732,223.64 and 301,184.96 is: 415,625.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,609.36 : 732,223.64 = 301,184.96 : x
  2. Step 2: Convert to fraction form
    530,609.36/732,223.64 = 301,184.96/x
  3. Step 3: Cross multiply
    530,609.36x = 732,223.64 × 301,184.96
  4. Step 4: Simplify right side
    530,609.36x = 220,534,747,724.45
  5. Step 5: Solve for x
    x = 220,534,747,724.45/530,609.36
  6. Step 6: Final answer
    x = 415,625.44

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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.