Home / 806,038.34-1,112,332.85-443,454.41

Finding the Fourth Proportional to 806,038.34, 1,112,332.85 and 443,454.41

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Solution

The fourth proportional to 806,038.34, 1,112,332.85 and 443,454.41 is: 611,967.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,038.34 : 1,112,332.85 = 443,454.41 : x
  2. Step 2: Convert to fraction form
    806,038.34/1,112,332.85 = 443,454.41/x
  3. Step 3: Cross multiply
    806,038.34x = 1,112,332.85 × 443,454.41
  4. Step 4: Simplify right side
    806,038.34x = 493,268,899,941.43
  5. Step 5: Solve for x
    x = 493,268,899,941.43/806,038.34
  6. Step 6: Final answer
    x = 611,967.05

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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.