Home / 731,036.70-1,096,555.05-530,415.90

Finding the Fourth Proportional to 731,036.70, 1,096,555.05 and 530,415.90

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Solution

The fourth proportional to 731,036.70, 1,096,555.05 and 530,415.90 is: 795,623.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,036.70 : 1,096,555.05 = 530,415.90 : x
  2. Step 2: Convert to fraction form
    731,036.70/1,096,555.05 = 530,415.90/x
  3. Step 3: Cross multiply
    731,036.70x = 1,096,555.05 × 530,415.90
  4. Step 4: Simplify right side
    731,036.70x = 581,630,233,745.30
  5. Step 5: Solve for x
    x = 581,630,233,745.30/731,036.70
  6. Step 6: Final answer
    x = 795,623.85

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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.