Home / 767,773.90-1,059,525.06-423,631.30

Finding the Fourth Proportional to 767,773.90, 1,059,525.06 and 423,631.30

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Solution

The fourth proportional to 767,773.90, 1,059,525.06 and 423,631.30 is: 584,609.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,773.90 : 1,059,525.06 = 423,631.30 : x
  2. Step 2: Convert to fraction form
    767,773.90/1,059,525.06 = 423,631.30/x
  3. Step 3: Cross multiply
    767,773.90x = 1,059,525.06 × 423,631.30
  4. Step 4: Simplify right side
    767,773.90x = 448,847,978,550.38
  5. Step 5: Solve for x
    x = 448,847,978,550.38/767,773.90
  6. Step 6: Final answer
    x = 584,609.58

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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.