Home / 751,496.77-1,037,131.15-412,030.63

Finding the Fourth Proportional to 751,496.77, 1,037,131.15 and 412,030.63

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Solution

The fourth proportional to 751,496.77, 1,037,131.15 and 412,030.63 is: 568,638.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,496.77 : 1,037,131.15 = 412,030.63 : x
  2. Step 2: Convert to fraction form
    751,496.77/1,037,131.15 = 412,030.63/x
  3. Step 3: Cross multiply
    751,496.77x = 1,037,131.15 × 412,030.63
  4. Step 4: Simplify right side
    751,496.77x = 427,329,795,173.32
  5. Step 5: Solve for x
    x = 427,329,795,173.32/751,496.77
  6. Step 6: Final answer
    x = 568,638.24

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Half scale
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Double scale
Find fourth proportional to 751,497.77, 1,037,132.53 and 412,031.63
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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.