Home / 905,968.80-1,357,956.64-373,199.18

Finding the Fourth Proportional to 905,968.80, 1,357,956.64 and 373,199.18

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Solution

The fourth proportional to 905,968.80, 1,357,956.64 and 373,199.18 is: 559,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,968.80 : 1,357,956.64 = 373,199.18 : x
  2. Step 2: Convert to fraction form
    905,968.80/1,357,956.64 = 373,199.18/x
  3. Step 3: Cross multiply
    905,968.80x = 1,357,956.64 × 373,199.18
  4. Step 4: Simplify right side
    905,968.80x = 506,788,304,523.56
  5. Step 5: Solve for x
    x = 506,788,304,523.56/905,968.80
  6. Step 6: Final answer
    x = 559,388.25

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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.