Home / 859,229.64-1,185,755.69-472,050.05

Finding the Fourth Proportional to 859,229.64, 1,185,755.69 and 472,050.05

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Solution

The fourth proportional to 859,229.64, 1,185,755.69 and 472,050.05 is: 651,439.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,229.64 : 1,185,755.69 = 472,050.05 : x
  2. Step 2: Convert to fraction form
    859,229.64/1,185,755.69 = 472,050.05/x
  3. Step 3: Cross multiply
    859,229.64x = 1,185,755.69 × 472,050.05
  4. Step 4: Simplify right side
    859,229.64x = 559,736,028,003.63
  5. Step 5: Solve for x
    x = 559,736,028,003.63/859,229.64
  6. Step 6: Final answer
    x = 651,439.38

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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.