Home / 742,534.99-1,024,699.28-403,003.24

Finding the Fourth Proportional to 742,534.99, 1,024,699.28 and 403,003.24

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Solution

The fourth proportional to 742,534.99, 1,024,699.28 and 403,003.24 is: 556,145.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,534.99 : 1,024,699.28 = 403,003.24 : x
  2. Step 2: Convert to fraction form
    742,534.99/1,024,699.28 = 403,003.24/x
  3. Step 3: Cross multiply
    742,534.99x = 1,024,699.28 × 403,003.24
  4. Step 4: Simplify right side
    742,534.99x = 412,957,127,850.65
  5. Step 5: Solve for x
    x = 412,957,127,850.65/742,534.99
  6. Step 6: Final answer
    x = 556,145.01

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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.