Home / 879,946.43-1,214,326.04-477,538.43

Finding the Fourth Proportional to 879,946.43, 1,214,326.04 and 477,538.43

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Solution

The fourth proportional to 879,946.43, 1,214,326.04 and 477,538.43 is: 659,003.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,946.43 : 1,214,326.04 = 477,538.43 : x
  2. Step 2: Convert to fraction form
    879,946.43/1,214,326.04 = 477,538.43/x
  3. Step 3: Cross multiply
    879,946.43x = 1,214,326.04 × 477,538.43
  4. Step 4: Simplify right side
    879,946.43x = 579,887,342,190.40
  5. Step 5: Solve for x
    x = 579,887,342,190.40/879,946.43
  6. Step 6: Final answer
    x = 659,003.01

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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.