Home / 933,037.80-1,399,556.70-302,404.20

Finding the Fourth Proportional to 933,037.80, 1,399,556.70 and 302,404.20

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Solution

The fourth proportional to 933,037.80, 1,399,556.70 and 302,404.20 is: 453,606.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,037.80 : 1,399,556.70 = 302,404.20 : x
  2. Step 2: Convert to fraction form
    933,037.80/1,399,556.70 = 302,404.20/x
  3. Step 3: Cross multiply
    933,037.80x = 1,399,556.70 × 302,404.20
  4. Step 4: Simplify right side
    933,037.80x = 423,231,824,218.14
  5. Step 5: Solve for x
    x = 423,231,824,218.14/933,037.80
  6. Step 6: Final answer
    x = 453,606.30

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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.