Home / 706,276.80-1,059,415.20-173,790.90

Finding the Fourth Proportional to 706,276.80, 1,059,415.20 and 173,790.90

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Solution

The fourth proportional to 706,276.80, 1,059,415.20 and 173,790.90 is: 260,686.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,276.80 : 1,059,415.20 = 173,790.90 : x
  2. Step 2: Convert to fraction form
    706,276.80/1,059,415.20 = 173,790.90/x
  3. Step 3: Cross multiply
    706,276.80x = 1,059,415.20 × 173,790.90
  4. Step 4: Simplify right side
    706,276.80x = 184,116,721,081.68
  5. Step 5: Solve for x
    x = 184,116,721,081.68/706,276.80
  6. Step 6: Final answer
    x = 260,686.35

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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.