Home / 671,112.39-926,174.96-384,650.98

Finding the Fourth Proportional to 671,112.39, 926,174.96 and 384,650.98

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Solution

The fourth proportional to 671,112.39, 926,174.96 and 384,650.98 is: 530,841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,112.39 : 926,174.96 = 384,650.98 : x
  2. Step 2: Convert to fraction form
    671,112.39/926,174.96 = 384,650.98/x
  3. Step 3: Cross multiply
    671,112.39x = 926,174.96 × 384,650.98
  4. Step 4: Simplify right side
    671,112.39x = 356,254,104,092.21
  5. Step 5: Solve for x
    x = 356,254,104,092.21/671,112.39
  6. Step 6: Final answer
    x = 530,841.20

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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.