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Finding the Fourth Proportional to 530,910, 732,655.84 and 292,446

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Solution

The fourth proportional to 530,910, 732,655.84 and 292,446 is: 403,575.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,910 : 732,655.84 = 292,446 : x
  2. Step 2: Convert to fraction form
    530,910/732,655.84 = 292,446/x
  3. Step 3: Cross multiply
    530,910x = 732,655.84 × 292,446
  4. Step 4: Simplify right side
    530,910x = 214,262,269,784.64
  5. Step 5: Solve for x
    x = 214,262,269,784.64/530,910
  6. Step 6: Final answer
    x = 403,575.50

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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.