Home / 983,787.60-1,476,522.55-385,169.14

Finding the Fourth Proportional to 983,787.60, 1,476,522.55 and 385,169.14

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Solution

The fourth proportional to 983,787.60, 1,476,522.55 and 385,169.14 is: 578,083.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,787.60 : 1,476,522.55 = 385,169.14 : x
  2. Step 2: Convert to fraction form
    983,787.60/1,476,522.55 = 385,169.14/x
  3. Step 3: Cross multiply
    983,787.60x = 1,476,522.55 × 385,169.14
  4. Step 4: Simplify right side
    983,787.60x = 568,710,923,101.22
  5. Step 5: Solve for x
    x = 568,710,923,101.22/983,787.60
  6. Step 6: Final answer
    x = 578,083.03

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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.