Home / 931,786.42-1,285,776.65-544,692.59

Finding the Fourth Proportional to 931,786.42, 1,285,776.65 and 544,692.59

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Solution

The fourth proportional to 931,786.42, 1,285,776.65 and 544,692.59 is: 751,623.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,786.42 : 1,285,776.65 = 544,692.59 : x
  2. Step 2: Convert to fraction form
    931,786.42/1,285,776.65 = 544,692.59/x
  3. Step 3: Cross multiply
    931,786.42x = 1,285,776.65 × 544,692.59
  4. Step 4: Simplify right side
    931,786.42x = 700,353,013,650.02
  5. Step 5: Solve for x
    x = 700,353,013,650.02/931,786.42
  6. Step 6: Final answer
    x = 751,623.98

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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.