Home / 734,157.10-1,101,235.65-260,890.30

Finding the Fourth Proportional to 734,157.10, 1,101,235.65 and 260,890.30

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Solution

The fourth proportional to 734,157.10, 1,101,235.65 and 260,890.30 is: 391,335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,157.10 : 1,101,235.65 = 260,890.30 : x
  2. Step 2: Convert to fraction form
    734,157.10/1,101,235.65 = 260,890.30/x
  3. Step 3: Cross multiply
    734,157.10x = 1,101,235.65 × 260,890.30
  4. Step 4: Simplify right side
    734,157.10x = 287,301,699,099.20
  5. Step 5: Solve for x
    x = 287,301,699,099.20/734,157.10
  6. Step 6: Final answer
    x = 391,335.45

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Half scale
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Double scale
Find fourth proportional to 734,158.10, 1,101,237.15 and 260,891.30
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.