Home / 751,165.19-1,036,599.13-406,994.39

Finding the Fourth Proportional to 751,165.19, 1,036,599.13 and 406,994.39

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Solution

The fourth proportional to 751,165.19, 1,036,599.13 and 406,994.39 is: 561,647.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,165.19 : 1,036,599.13 = 406,994.39 : x
  2. Step 2: Convert to fraction form
    751,165.19/1,036,599.13 = 406,994.39/x
  3. Step 3: Cross multiply
    751,165.19x = 1,036,599.13 × 406,994.39
  4. Step 4: Simplify right side
    751,165.19x = 421,890,030,588.88
  5. Step 5: Solve for x
    x = 421,890,030,588.88/751,165.19
  6. Step 6: Final answer
    x = 561,647.47

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Double scale
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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.