Home / 869,664.40-1,304,431.80-364,094.80

Finding the Fourth Proportional to 869,664.40, 1,304,431.80 and 364,094.80

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Solution

The fourth proportional to 869,664.40, 1,304,431.80 and 364,094.80 is: 546,115.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,664.40 : 1,304,431.80 = 364,094.80 : x
  2. Step 2: Convert to fraction form
    869,664.40/1,304,431.80 = 364,094.80/x
  3. Step 3: Cross multiply
    869,664.40x = 1,304,431.80 × 364,094.80
  4. Step 4: Simplify right side
    869,664.40x = 474,936,835,334.64
  5. Step 5: Solve for x
    x = 474,936,835,334.64/869,664.40
  6. Step 6: Final answer
    x = 546,115.07

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1.5x scale

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.