Home / 563,249.16-777,089.58-321,357.24

Finding the Fourth Proportional to 563,249.16, 777,089.58 and 321,357.24

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Solution

The fourth proportional to 563,249.16, 777,089.58 and 321,357.24 is: 443,362.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,249.16 : 777,089.58 = 321,357.24 : x
  2. Step 2: Convert to fraction form
    563,249.16/777,089.58 = 321,357.24/x
  3. Step 3: Cross multiply
    563,249.16x = 777,089.58 × 321,357.24
  4. Step 4: Simplify right side
    563,249.16x = 249,723,362,661.56
  5. Step 5: Solve for x
    x = 249,723,362,661.56/563,249.16
  6. Step 6: Final answer
    x = 443,362.16

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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.