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Finding the Fourth Proportional to 706,389.34, 975,178.48 and 544,881.82

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Solution

The fourth proportional to 706,389.34, 975,178.48 and 544,881.82 is: 752,215.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,389.34 : 975,178.48 = 544,881.82 : x
  2. Step 2: Convert to fraction form
    706,389.34/975,178.48 = 544,881.82/x
  3. Step 3: Cross multiply
    706,389.34x = 975,178.48 × 544,881.82
  4. Step 4: Simplify right side
    706,389.34x = 531,357,025,007.23
  5. Step 5: Solve for x
    x = 531,357,025,007.23/706,389.34
  6. Step 6: Final answer
    x = 752,215.52

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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.