Home / 734,803.56-1,014,028.14-412,514.28

Finding the Fourth Proportional to 734,803.56, 1,014,028.14 and 412,514.28

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Solution

The fourth proportional to 734,803.56, 1,014,028.14 and 412,514.28 is: 569,269.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,803.56 : 1,014,028.14 = 412,514.28 : x
  2. Step 2: Convert to fraction form
    734,803.56/1,014,028.14 = 412,514.28/x
  3. Step 3: Cross multiply
    734,803.56x = 1,014,028.14 × 412,514.28
  4. Step 4: Simplify right side
    734,803.56x = 418,301,089,618.77
  5. Step 5: Solve for x
    x = 418,301,089,618.77/734,803.56
  6. Step 6: Final answer
    x = 569,269.27

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.