Home / 949,235.22-1,309,878.81-541,354.32

Finding the Fourth Proportional to 949,235.22, 1,309,878.81 and 541,354.32

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Solution

The fourth proportional to 949,235.22, 1,309,878.81 and 541,354.32 is: 747,031.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,235.22 : 1,309,878.81 = 541,354.32 : x
  2. Step 2: Convert to fraction form
    949,235.22/1,309,878.81 = 541,354.32/x
  3. Step 3: Cross multiply
    949,235.22x = 1,309,878.81 × 541,354.32
  4. Step 4: Simplify right side
    949,235.22x = 709,108,552,469.96
  5. Step 5: Solve for x
    x = 709,108,552,469.96/949,235.22
  6. Step 6: Final answer
    x = 747,031.44

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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.