Home / 868,913.64-1,199,051.46-506,396.52

Finding the Fourth Proportional to 868,913.64, 1,199,051.46 and 506,396.52

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Solution

The fourth proportional to 868,913.64, 1,199,051.46 and 506,396.52 is: 698,798.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,913.64 : 1,199,051.46 = 506,396.52 : x
  2. Step 2: Convert to fraction form
    868,913.64/1,199,051.46 = 506,396.52/x
  3. Step 3: Cross multiply
    868,913.64x = 1,199,051.46 × 506,396.52
  4. Step 4: Simplify right side
    868,913.64x = 607,195,486,644.92
  5. Step 5: Solve for x
    x = 607,195,486,644.92/868,913.64
  6. Step 6: Final answer
    x = 698,798.43

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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.