Home / 701,784.32-968,440.50-395,856.23

Finding the Fourth Proportional to 701,784.32, 968,440.50 and 395,856.23

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Solution

The fourth proportional to 701,784.32, 968,440.50 and 395,856.23 is: 546,269.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,784.32 : 968,440.50 = 395,856.23 : x
  2. Step 2: Convert to fraction form
    701,784.32/968,440.50 = 395,856.23/x
  3. Step 3: Cross multiply
    701,784.32x = 968,440.50 × 395,856.23
  4. Step 4: Simplify right side
    701,784.32x = 383,363,200,467.11
  5. Step 5: Solve for x
    x = 383,363,200,467.11/701,784.32
  6. Step 6: Final answer
    x = 546,269.26

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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.