Home / 883,584.90-1,218,996.27-510,978.96

Finding the Fourth Proportional to 883,584.90, 1,218,996.27 and 510,978.96

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Solution

The fourth proportional to 883,584.90, 1,218,996.27 and 510,978.96 is: 704,948.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,584.90 : 1,218,996.27 = 510,978.96 : x
  2. Step 2: Convert to fraction form
    883,584.90/1,218,996.27 = 510,978.96/x
  3. Step 3: Cross multiply
    883,584.90x = 1,218,996.27 × 510,978.96
  4. Step 4: Simplify right side
    883,584.90x = 622,881,446,288.48
  5. Step 5: Solve for x
    x = 622,881,446,288.48/883,584.90
  6. Step 6: Final answer
    x = 704,948.04

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1.5x scale

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.