Home / 562,308.74-775,739.60-329,617.76

Finding the Fourth Proportional to 562,308.74, 775,739.60 and 329,617.76

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Solution

The fourth proportional to 562,308.74, 775,739.60 and 329,617.76 is: 454,728.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,308.74 : 775,739.60 = 329,617.76 : x
  2. Step 2: Convert to fraction form
    562,308.74/775,739.60 = 329,617.76/x
  3. Step 3: Cross multiply
    562,308.74x = 775,739.60 × 329,617.76
  4. Step 4: Simplify right side
    562,308.74x = 255,697,549,295.30
  5. Step 5: Solve for x
    x = 255,697,549,295.30/562,308.74
  6. Step 6: Final answer
    x = 454,728.04

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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.