Home / 822,942.32-1,232,420.16-569,512.64

Finding the Fourth Proportional to 822,942.32, 1,232,420.16 and 569,512.64

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Solution

The fourth proportional to 822,942.32, 1,232,420.16 and 569,512.64 is: 852,889.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,942.32 : 1,232,420.16 = 569,512.64 : x
  2. Step 2: Convert to fraction form
    822,942.32/1,232,420.16 = 569,512.64/x
  3. Step 3: Cross multiply
    822,942.32x = 1,232,420.16 × 569,512.64
  4. Step 4: Simplify right side
    822,942.32x = 701,878,858,910.82
  5. Step 5: Solve for x
    x = 701,878,858,910.82/822,942.32
  6. Step 6: Final answer
    x = 852,889.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.