Home / 939,824.90-1,296,923.60-510,095.81

Finding the Fourth Proportional to 939,824.90, 1,296,923.60 and 510,095.81

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Solution

The fourth proportional to 939,824.90, 1,296,923.60 and 510,095.81 is: 703,913.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,824.90 : 1,296,923.60 = 510,095.81 : x
  2. Step 2: Convert to fraction form
    939,824.90/1,296,923.60 = 510,095.81/x
  3. Step 3: Cross multiply
    939,824.90x = 1,296,923.60 × 510,095.81
  4. Step 4: Simplify right side
    939,824.90x = 661,555,291,699.64
  5. Step 5: Solve for x
    x = 661,555,291,699.64/939,824.90
  6. Step 6: Final answer
    x = 703,913.35

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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.