Home / 994,984.50-1,373,115.69-565,337.40

Finding the Fourth Proportional to 994,984.50, 1,373,115.69 and 565,337.40

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Solution

The fourth proportional to 994,984.50, 1,373,115.69 and 565,337.40 is: 780,186.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,984.50 : 1,373,115.69 = 565,337.40 : x
  2. Step 2: Convert to fraction form
    994,984.50/1,373,115.69 = 565,337.40/x
  3. Step 3: Cross multiply
    994,984.50x = 1,373,115.69 × 565,337.40
  4. Step 4: Simplify right side
    994,984.50x = 776,273,654,083.81
  5. Step 5: Solve for x
    x = 776,273,654,083.81/994,984.50
  6. Step 6: Final answer
    x = 780,186.68

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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.