Home / 1,005,192.55-1,387,174.90-546,308.30

Finding the Fourth Proportional to 1,005,192.55, 1,387,174.90 and 546,308.30

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Solution

The fourth proportional to 1,005,192.55, 1,387,174.90 and 546,308.30 is: 753,910.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,192.55 : 1,387,174.90 = 546,308.30 : x
  2. Step 2: Convert to fraction form
    1,005,192.55/1,387,174.90 = 546,308.30/x
  3. Step 3: Cross multiply
    1,005,192.55x = 1,387,174.90 × 546,308.30
  4. Step 4: Simplify right side
    1,005,192.55x = 757,825,155,692.60
  5. Step 5: Solve for x
    x = 757,825,155,692.60/1,005,192.55
  6. Step 6: Final answer
    x = 753,910.44

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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.