Home / 833,903.16-1,150,786.20-451,929.96

Finding the Fourth Proportional to 833,903.16, 1,150,786.20 and 451,929.96

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Solution

The fourth proportional to 833,903.16, 1,150,786.20 and 451,929.96 is: 623,663.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,903.16 : 1,150,786.20 = 451,929.96 : x
  2. Step 2: Convert to fraction form
    833,903.16/1,150,786.20 = 451,929.96/x
  3. Step 3: Cross multiply
    833,903.16x = 1,150,786.20 × 451,929.96
  4. Step 4: Simplify right side
    833,903.16x = 520,074,761,334.55
  5. Step 5: Solve for x
    x = 520,074,761,334.55/833,903.16
  6. Step 6: Final answer
    x = 623,663.26

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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.