Home / 949,730.40-1,310,752.80-541,738.80

Finding the Fourth Proportional to 949,730.40, 1,310,752.80 and 541,738.80

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Solution

The fourth proportional to 949,730.40, 1,310,752.80 and 541,738.80 is: 747,670.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,730.40 : 1,310,752.80 = 541,738.80 : x
  2. Step 2: Convert to fraction form
    949,730.40/1,310,752.80 = 541,738.80/x
  3. Step 3: Cross multiply
    949,730.40x = 1,310,752.80 × 541,738.80
  4. Step 4: Simplify right side
    949,730.40x = 710,085,648,968.64
  5. Step 5: Solve for x
    x = 710,085,648,968.64/949,730.40
  6. Step 6: Final answer
    x = 747,670.76

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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.