Home / 1,113,507.34-1,670,260.39-403,534.24

Finding the Fourth Proportional to 1,113,507.34, 1,670,260.39 and 403,534.24

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Solution

The fourth proportional to 1,113,507.34, 1,670,260.39 and 403,534.24 is: 605,301.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,507.34 : 1,670,260.39 = 403,534.24 : x
  2. Step 2: Convert to fraction form
    1,113,507.34/1,670,260.39 = 403,534.24/x
  3. Step 3: Cross multiply
    1,113,507.34x = 1,670,260.39 × 403,534.24
  4. Step 4: Simplify right side
    1,113,507.34x = 674,007,251,896.27
  5. Step 5: Solve for x
    x = 674,007,251,896.27/1,113,507.34
  6. Step 6: Final answer
    x = 605,301.13

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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.