Home / 960,027.10-1,440,040.65-603,886.30

Finding the Fourth Proportional to 960,027.10, 1,440,040.65 and 603,886.30

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Solution

The fourth proportional to 960,027.10, 1,440,040.65 and 603,886.30 is: 905,829.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,027.10 : 1,440,040.65 = 603,886.30 : x
  2. Step 2: Convert to fraction form
    960,027.10/1,440,040.65 = 603,886.30/x
  3. Step 3: Cross multiply
    960,027.10x = 1,440,040.65 × 603,886.30
  4. Step 4: Simplify right side
    960,027.10x = 869,620,819,978.10
  5. Step 5: Solve for x
    x = 869,620,819,978.10/960,027.10
  6. Step 6: Final answer
    x = 905,829.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.