Home / 768,066.24-1,152,286.34-255,730.04

Finding the Fourth Proportional to 768,066.24, 1,152,286.34 and 255,730.04

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Solution

The fourth proportional to 768,066.24, 1,152,286.34 and 255,730.04 is: 383,657.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,066.24 : 1,152,286.34 = 255,730.04 : x
  2. Step 2: Convert to fraction form
    768,066.24/1,152,286.34 = 255,730.04/x
  3. Step 3: Cross multiply
    768,066.24x = 1,152,286.34 × 255,730.04
  4. Step 4: Simplify right side
    768,066.24x = 294,674,224,779.57
  5. Step 5: Solve for x
    x = 294,674,224,779.57/768,066.24
  6. Step 6: Final answer
    x = 383,657.31

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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.