Home / 742,536.99-1,024,702.04-403,005.24

Finding the Fourth Proportional to 742,536.99, 1,024,702.04 and 403,005.24

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Solution

The fourth proportional to 742,536.99, 1,024,702.04 and 403,005.24 is: 556,147.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,536.99 : 1,024,702.04 = 403,005.24 : x
  2. Step 2: Convert to fraction form
    742,536.99/1,024,702.04 = 403,005.24/x
  3. Step 3: Cross multiply
    742,536.99x = 1,024,702.04 × 403,005.24
  4. Step 4: Simplify right side
    742,536.99x = 412,960,291,558.69
  5. Step 5: Solve for x
    x = 412,960,291,558.69/742,536.99
  6. Step 6: Final answer
    x = 556,147.77

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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.