Home / 939,829.92-1,296,967.78-510,110.04

Finding the Fourth Proportional to 939,829.92, 1,296,967.78 and 510,110.04

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Solution

The fourth proportional to 939,829.92, 1,296,967.78 and 510,110.04 is: 703,953.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,829.92 : 1,296,967.78 = 510,110.04 : x
  2. Step 2: Convert to fraction form
    939,829.92/1,296,967.78 = 510,110.04/x
  3. Step 3: Cross multiply
    939,829.92x = 1,296,967.78 × 510,110.04
  4. Step 4: Simplify right side
    939,829.92x = 661,596,286,134.51
  5. Step 5: Solve for x
    x = 661,596,286,134.51/939,829.92
  6. Step 6: Final answer
    x = 703,953.21

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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.