Home / 563,246.16-777,085.44-321,354.24

Finding the Fourth Proportional to 563,246.16, 777,085.44 and 321,354.24

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Solution

The fourth proportional to 563,246.16, 777,085.44 and 321,354.24 is: 443,358.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,246.16 : 777,085.44 = 321,354.24 : x
  2. Step 2: Convert to fraction form
    563,246.16/777,085.44 = 321,354.24/x
  3. Step 3: Cross multiply
    563,246.16x = 777,085.44 × 321,354.24
  4. Step 4: Simplify right side
    563,246.16x = 249,719,700,986.27
  5. Step 5: Solve for x
    x = 249,719,700,986.27/563,246.16
  6. Step 6: Final answer
    x = 443,358.02

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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.