Home / 850,120.32-1,173,484.26-563,736.72

Finding the Fourth Proportional to 850,120.32, 1,173,484.26 and 563,736.72

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Solution

The fourth proportional to 850,120.32, 1,173,484.26 and 563,736.72 is: 778,167.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,120.32 : 1,173,484.26 = 563,736.72 : x
  2. Step 2: Convert to fraction form
    850,120.32/1,173,484.26 = 563,736.72/x
  3. Step 3: Cross multiply
    850,120.32x = 1,173,484.26 × 563,736.72
  4. Step 4: Simplify right side
    850,120.32x = 661,536,167,704.03
  5. Step 5: Solve for x
    x = 661,536,167,704.03/850,120.32
  6. Step 6: Final answer
    x = 778,167.69

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1.5x scale

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.