Home / 995,432.05-1,373,812.86-565,776.77

Finding the Fourth Proportional to 995,432.05, 1,373,812.86 and 565,776.77

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Solution

The fourth proportional to 995,432.05, 1,373,812.86 and 565,776.77 is: 780,838.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,432.05 : 1,373,812.86 = 565,776.77 : x
  2. Step 2: Convert to fraction form
    995,432.05/1,373,812.86 = 565,776.77/x
  3. Step 3: Cross multiply
    995,432.05x = 1,373,812.86 × 565,776.77
  4. Step 4: Simplify right side
    995,432.05x = 777,271,402,515.26
  5. Step 5: Solve for x
    x = 777,271,402,515.26/995,432.05
  6. Step 6: Final answer
    x = 780,838.23

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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.