Home / 907,030.46-1,251,753.71-519,910.27

Finding the Fourth Proportional to 907,030.46, 1,251,753.71 and 519,910.27

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Solution

The fourth proportional to 907,030.46, 1,251,753.71 and 519,910.27 is: 717,505.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,030.46 : 1,251,753.71 = 519,910.27 : x
  2. Step 2: Convert to fraction form
    907,030.46/1,251,753.71 = 519,910.27/x
  3. Step 3: Cross multiply
    907,030.46x = 1,251,753.71 × 519,910.27
  4. Step 4: Simplify right side
    907,030.46x = 650,799,610,786.82
  5. Step 5: Solve for x
    x = 650,799,610,786.82/907,030.46
  6. Step 6: Final answer
    x = 717,505.80

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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.