Home / 700,276.15-1,050,678.96-274,116.55

Finding the Fourth Proportional to 700,276.15, 1,050,678.96 and 274,116.55

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Solution

The fourth proportional to 700,276.15, 1,050,678.96 and 274,116.55 is: 411,278.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,276.15 : 1,050,678.96 = 274,116.55 : x
  2. Step 2: Convert to fraction form
    700,276.15/1,050,678.96 = 274,116.55/x
  3. Step 3: Cross multiply
    700,276.15x = 1,050,678.96 × 274,116.55
  4. Step 4: Simplify right side
    700,276.15x = 288,008,489,046.09
  5. Step 5: Solve for x
    x = 288,008,489,046.09/700,276.15
  6. Step 6: Final answer
    x = 411,278.45

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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.