Home / 683,281.83-942,929.00-396,820.37

Finding the Fourth Proportional to 683,281.83, 942,929.00 and 396,820.37

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Solution

The fourth proportional to 683,281.83, 942,929.00 and 396,820.37 is: 547,612.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,281.83 : 942,929.00 = 396,820.37 : x
  2. Step 2: Convert to fraction form
    683,281.83/942,929.00 = 396,820.37/x
  3. Step 3: Cross multiply
    683,281.83x = 942,929.00 × 396,820.37
  4. Step 4: Simplify right side
    683,281.83x = 374,173,431,221.05
  5. Step 5: Solve for x
    x = 374,173,431,221.05/683,281.83
  6. Step 6: Final answer
    x = 547,612.15

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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.