Home / 568,669.86-849,317.58-515,255.04

Finding the Fourth Proportional to 568,669.86, 849,317.58 and 515,255.04

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Solution

The fourth proportional to 568,669.86, 849,317.58 and 515,255.04 is: 769,541.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,669.86 : 849,317.58 = 515,255.04 : x
  2. Step 2: Convert to fraction form
    568,669.86/849,317.58 = 515,255.04/x
  3. Step 3: Cross multiply
    568,669.86x = 849,317.58 × 515,255.04
  4. Step 4: Simplify right side
    568,669.86x = 437,615,163,655.60
  5. Step 5: Solve for x
    x = 437,615,163,655.60/568,669.86
  6. Step 6: Final answer
    x = 769,541.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.