Home / 704,899.43-972,735.04-382,602.59

Finding the Fourth Proportional to 704,899.43, 972,735.04 and 382,602.59

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Solution

The fourth proportional to 704,899.43, 972,735.04 and 382,602.59 is: 527,977.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,899.43 : 972,735.04 = 382,602.59 : x
  2. Step 2: Convert to fraction form
    704,899.43/972,735.04 = 382,602.59/x
  3. Step 3: Cross multiply
    704,899.43x = 972,735.04 × 382,602.59
  4. Step 4: Simplify right side
    704,899.43x = 372,170,945,687.75
  5. Step 5: Solve for x
    x = 372,170,945,687.75/704,899.43
  6. Step 6: Final answer
    x = 527,977.37

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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.