Home / 768,181.63-1,060,084.80-424,017.51

Finding the Fourth Proportional to 768,181.63, 1,060,084.80 and 424,017.51

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Solution

The fourth proportional to 768,181.63, 1,060,084.80 and 424,017.51 is: 585,140.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,181.63 : 1,060,084.80 = 424,017.51 : x
  2. Step 2: Convert to fraction form
    768,181.63/1,060,084.80 = 424,017.51/x
  3. Step 3: Cross multiply
    768,181.63x = 1,060,084.80 × 424,017.51
  4. Step 4: Simplify right side
    768,181.63x = 449,494,517,284.85
  5. Step 5: Solve for x
    x = 449,494,517,284.85/768,181.63
  6. Step 6: Final answer
    x = 585,140.94

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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.