Home / 847,997.69-1,169,711.50-557,642.45

Finding the Fourth Proportional to 847,997.69, 1,169,711.50 and 557,642.45

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Solution

The fourth proportional to 847,997.69, 1,169,711.50 and 557,642.45 is: 769,201.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,997.69 : 1,169,711.50 = 557,642.45 : x
  2. Step 2: Convert to fraction form
    847,997.69/1,169,711.50 = 557,642.45/x
  3. Step 3: Cross multiply
    847,997.69x = 1,169,711.50 × 557,642.45
  4. Step 4: Simplify right side
    847,997.69x = 652,280,783,864.96
  5. Step 5: Solve for x
    x = 652,280,783,864.96/847,997.69
  6. Step 6: Final answer
    x = 769,201.14

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1.5x scale

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.