Home / 470,636.04-649,481.82-255,776.16

Finding the Fourth Proportional to 470,636.04, 649,481.82 and 255,776.16

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Solution

The fourth proportional to 470,636.04, 649,481.82 and 255,776.16 is: 352,973.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,636.04 : 649,481.82 = 255,776.16 : x
  2. Step 2: Convert to fraction form
    470,636.04/649,481.82 = 255,776.16/x
  3. Step 3: Cross multiply
    470,636.04x = 649,481.82 × 255,776.16
  4. Step 4: Simplify right side
    470,636.04x = 166,121,965,909.41
  5. Step 5: Solve for x
    x = 166,121,965,909.41/470,636.04
  6. Step 6: Final answer
    x = 352,973.32

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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.