Home / 562,567.03-776,149.44-320,675.11

Finding the Fourth Proportional to 562,567.03, 776,149.44 and 320,675.11

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Solution

The fourth proportional to 562,567.03, 776,149.44 and 320,675.11 is: 442,421.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,567.03 : 776,149.44 = 320,675.11 : x
  2. Step 2: Convert to fraction form
    562,567.03/776,149.44 = 320,675.11/x
  3. Step 3: Cross multiply
    562,567.03x = 776,149.44 × 320,675.11
  4. Step 4: Simplify right side
    562,567.03x = 248,891,807,048.44
  5. Step 5: Solve for x
    x = 248,891,807,048.44/562,567.03
  6. Step 6: Final answer
    x = 442,421.60

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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.