Home / 850,919.28-1,174,268.76-463,734.72

Finding the Fourth Proportional to 850,919.28, 1,174,268.76 and 463,734.72

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Solution

The fourth proportional to 850,919.28, 1,174,268.76 and 463,734.72 is: 639,954.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,919.28 : 1,174,268.76 = 463,734.72 : x
  2. Step 2: Convert to fraction form
    850,919.28/1,174,268.76 = 463,734.72/x
  3. Step 3: Cross multiply
    850,919.28x = 1,174,268.76 × 463,734.72
  4. Step 4: Simplify right side
    850,919.28x = 544,549,194,623.35
  5. Step 5: Solve for x
    x = 544,549,194,623.35/850,919.28
  6. Step 6: Final answer
    x = 639,954.00

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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.