Home / 926,051.20-1,389,076.80-295,028.80

Finding the Fourth Proportional to 926,051.20, 1,389,076.80 and 295,028.80

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Solution

The fourth proportional to 926,051.20, 1,389,076.80 and 295,028.80 is: 442,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,051.20 : 1,389,076.80 = 295,028.80 : x
  2. Step 2: Convert to fraction form
    926,051.20/1,389,076.80 = 295,028.80/x
  3. Step 3: Cross multiply
    926,051.20x = 1,389,076.80 × 295,028.80
  4. Step 4: Simplify right side
    926,051.20x = 409,817,661,411.84
  5. Step 5: Solve for x
    x = 409,817,661,411.84/926,051.20
  6. Step 6: Final answer
    x = 442,543.20

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.