Home / 883,496.50-1,219,192.89-539,907.53

Finding the Fourth Proportional to 883,496.50, 1,219,192.89 and 539,907.53

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Solution

The fourth proportional to 883,496.50, 1,219,192.89 and 539,907.53 is: 745,052.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,496.50 : 1,219,192.89 = 539,907.53 : x
  2. Step 2: Convert to fraction form
    883,496.50/1,219,192.89 = 539,907.53/x
  3. Step 3: Cross multiply
    883,496.50x = 1,219,192.89 × 539,907.53
  4. Step 4: Simplify right side
    883,496.50x = 658,251,413,712.84
  5. Step 5: Solve for x
    x = 658,251,413,712.84/883,496.50
  6. Step 6: Final answer
    x = 745,052.66

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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.