Home / 995,394.55-1,373,585.30-565,615.03

Finding the Fourth Proportional to 995,394.55, 1,373,585.30 and 565,615.03

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Solution

The fourth proportional to 995,394.55, 1,373,585.30 and 565,615.03 is: 780,515.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,394.55 : 1,373,585.30 = 565,615.03 : x
  2. Step 2: Convert to fraction form
    995,394.55/1,373,585.30 = 565,615.03/x
  3. Step 3: Cross multiply
    995,394.55x = 1,373,585.30 × 565,615.03
  4. Step 4: Simplify right side
    995,394.55x = 776,920,487,838.98
  5. Step 5: Solve for x
    x = 776,920,487,838.98/995,394.55
  6. Step 6: Final answer
    x = 780,515.11

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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.