Home / 693,044.48-956,409.36-406,569.44

Finding the Fourth Proportional to 693,044.48, 956,409.36 and 406,569.44

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Solution

The fourth proportional to 693,044.48, 956,409.36 and 406,569.44 is: 561,070.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,044.48 : 956,409.36 = 406,569.44 : x
  2. Step 2: Convert to fraction form
    693,044.48/956,409.36 = 406,569.44/x
  3. Step 3: Cross multiply
    693,044.48x = 956,409.36 × 406,569.44
  4. Step 4: Simplify right side
    693,044.48x = 388,846,817,905.96
  5. Step 5: Solve for x
    x = 388,846,817,905.96/693,044.48
  6. Step 6: Final answer
    x = 561,070.51

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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.