Home / 530,588.24-732,129.27-304,190

Finding the Fourth Proportional to 530,588.24, 732,129.27 and 304,190

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Solution

The fourth proportional to 530,588.24, 732,129.27 and 304,190 is: 419,734.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,588.24 : 732,129.27 = 304,190 : x
  2. Step 2: Convert to fraction form
    530,588.24/732,129.27 = 304,190/x
  3. Step 3: Cross multiply
    530,588.24x = 732,129.27 × 304,190
  4. Step 4: Simplify right side
    530,588.24x = 222,706,402,641.30
  5. Step 5: Solve for x
    x = 222,706,402,641.30/530,588.24
  6. Step 6: Final answer
    x = 419,734.90

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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.