Home / 947,043.99-1,306,899.23-517,326.03

Finding the Fourth Proportional to 947,043.99, 1,306,899.23 and 517,326.03

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Solution

The fourth proportional to 947,043.99, 1,306,899.23 and 517,326.03 is: 713,898.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,043.99 : 1,306,899.23 = 517,326.03 : x
  2. Step 2: Convert to fraction form
    947,043.99/1,306,899.23 = 517,326.03/x
  3. Step 3: Cross multiply
    947,043.99x = 1,306,899.23 × 517,326.03
  4. Step 4: Simplify right side
    947,043.99x = 676,092,987,679.33
  5. Step 5: Solve for x
    x = 676,092,987,679.33/947,043.99
  6. Step 6: Final answer
    x = 713,898.19

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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.