Home / 695,175.40-1,042,503.90-274,364.20

Finding the Fourth Proportional to 695,175.40, 1,042,503.90 and 274,364.20

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Solution

The fourth proportional to 695,175.40, 1,042,503.90 and 274,364.20 is: 411,444.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,175.40 : 1,042,503.90 = 274,364.20 : x
  2. Step 2: Convert to fraction form
    695,175.40/1,042,503.90 = 274,364.20/x
  3. Step 3: Cross multiply
    695,175.40x = 1,042,503.90 × 274,364.20
  4. Step 4: Simplify right side
    695,175.40x = 286,025,748,520.38
  5. Step 5: Solve for x
    x = 286,025,748,520.38/695,175.40
  6. Step 6: Final answer
    x = 411,444.00

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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.