Home / 742,561.74-1,024,736.22-403,030.02

Finding the Fourth Proportional to 742,561.74, 1,024,736.22 and 403,030.02

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Solution

The fourth proportional to 742,561.74, 1,024,736.22 and 403,030.02 is: 556,181.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,561.74 : 1,024,736.22 = 403,030.02 : x
  2. Step 2: Convert to fraction form
    742,561.74/1,024,736.22 = 403,030.02/x
  3. Step 3: Cross multiply
    742,561.74x = 1,024,736.22 × 403,030.02
  4. Step 4: Simplify right side
    742,561.74x = 412,999,459,241.32
  5. Step 5: Solve for x
    x = 412,999,459,241.32/742,561.74
  6. Step 6: Final answer
    x = 556,181.98

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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.