Home / 736,685.50-1,016,553.36-414,388.66

Finding the Fourth Proportional to 736,685.50, 1,016,553.36 and 414,388.66

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Solution

The fourth proportional to 736,685.50, 1,016,553.36 and 414,388.66 is: 571,815.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,685.50 : 1,016,553.36 = 414,388.66 : x
  2. Step 2: Convert to fraction form
    736,685.50/1,016,553.36 = 414,388.66/x
  3. Step 3: Cross multiply
    736,685.50x = 1,016,553.36 × 414,388.66
  4. Step 4: Simplify right side
    736,685.50x = 421,248,184,668.90
  5. Step 5: Solve for x
    x = 421,248,184,668.90/736,685.50
  6. Step 6: Final answer
    x = 571,815.50

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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.