Home / 866,717.80-1,300,076.70-583,282.60

Finding the Fourth Proportional to 866,717.80, 1,300,076.70 and 583,282.60

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Solution

The fourth proportional to 866,717.80, 1,300,076.70 and 583,282.60 is: 874,923.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,717.80 : 1,300,076.70 = 583,282.60 : x
  2. Step 2: Convert to fraction form
    866,717.80/1,300,076.70 = 583,282.60/x
  3. Step 3: Cross multiply
    866,717.80x = 1,300,076.70 × 583,282.60
  4. Step 4: Simplify right side
    866,717.80x = 758,312,117,775.42
  5. Step 5: Solve for x
    x = 758,312,117,775.42/866,717.80
  6. Step 6: Final answer
    x = 874,923.90

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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.