Home / 705,941.83-974,207.19-383,651.92

Finding the Fourth Proportional to 705,941.83, 974,207.19 and 383,651.92

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Solution

The fourth proportional to 705,941.83, 974,207.19 and 383,651.92 is: 529,443.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,941.83 : 974,207.19 = 383,651.92 : x
  2. Step 2: Convert to fraction form
    705,941.83/974,207.19 = 383,651.92/x
  3. Step 3: Cross multiply
    705,941.83x = 974,207.19 × 383,651.92
  4. Step 4: Simplify right side
    705,941.83x = 373,756,458,921.31
  5. Step 5: Solve for x
    x = 373,756,458,921.31/705,941.83
  6. Step 6: Final answer
    x = 529,443.71

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Double scale
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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.