Home / 895,062.21-1,235,212.02-487,190.37

Finding the Fourth Proportional to 895,062.21, 1,235,212.02 and 487,190.37

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Solution

The fourth proportional to 895,062.21, 1,235,212.02 and 487,190.37 is: 672,336.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,062.21 : 1,235,212.02 = 487,190.37 : x
  2. Step 2: Convert to fraction form
    895,062.21/1,235,212.02 = 487,190.37/x
  3. Step 3: Cross multiply
    895,062.21x = 1,235,212.02 × 487,190.37
  4. Step 4: Simplify right side
    895,062.21x = 601,783,401,052.25
  5. Step 5: Solve for x
    x = 601,783,401,052.25/895,062.21
  6. Step 6: Final answer
    x = 672,336.96

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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.