Home / 700,905.24-1,051,445.28-274,385.94

Finding the Fourth Proportional to 700,905.24, 1,051,445.28 and 274,385.94

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Solution

The fourth proportional to 700,905.24, 1,051,445.28 and 274,385.94 is: 411,613.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,905.24 : 1,051,445.28 = 274,385.94 : x
  2. Step 2: Convert to fraction form
    700,905.24/1,051,445.28 = 274,385.94/x
  3. Step 3: Cross multiply
    700,905.24x = 1,051,445.28 × 274,385.94
  4. Step 4: Simplify right side
    700,905.24x = 288,501,801,511.36
  5. Step 5: Solve for x
    x = 288,501,801,511.36/700,905.24
  6. Step 6: Final answer
    x = 411,613.13

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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.