Home / 1,170,485.36-1,755,728.04-329,037.11

Finding the Fourth Proportional to 1,170,485.36, 1,755,728.04 and 329,037.11

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Solution

The fourth proportional to 1,170,485.36, 1,755,728.04 and 329,037.11 is: 493,555.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,485.36 : 1,755,728.04 = 329,037.11 : x
  2. Step 2: Convert to fraction form
    1,170,485.36/1,755,728.04 = 329,037.11/x
  3. Step 3: Cross multiply
    1,170,485.36x = 1,755,728.04 × 329,037.11
  4. Step 4: Simplify right side
    1,170,485.36x = 577,699,680,227.56
  5. Step 5: Solve for x
    x = 577,699,680,227.56/1,170,485.36
  6. Step 6: Final answer
    x = 493,555.67

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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.