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Finding the Fourth Proportional to 530,953.86, 732,716.01 and 292,489.86

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Solution

The fourth proportional to 530,953.86, 732,716.01 and 292,489.86 is: 403,635.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,953.86 : 732,716.01 = 292,489.86 : x
  2. Step 2: Convert to fraction form
    530,953.86/732,716.01 = 292,489.86/x
  3. Step 3: Cross multiply
    530,953.86x = 732,716.01 × 292,489.86
  4. Step 4: Simplify right side
    530,953.86x = 214,312,003,184.66
  5. Step 5: Solve for x
    x = 214,312,003,184.66/530,953.86
  6. Step 6: Final answer
    x = 403,635.83

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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.