Home / 839,196.76-1,158,076.80-457,226.22

Finding the Fourth Proportional to 839,196.76, 1,158,076.80 and 457,226.22

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Solution

The fourth proportional to 839,196.76, 1,158,076.80 and 457,226.22 is: 630,964.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,196.76 : 1,158,076.80 = 457,226.22 : x
  2. Step 2: Convert to fraction form
    839,196.76/1,158,076.80 = 457,226.22/x
  3. Step 3: Cross multiply
    839,196.76x = 1,158,076.80 × 457,226.22
  4. Step 4: Simplify right side
    839,196.76x = 529,503,077,733.70
  5. Step 5: Solve for x
    x = 529,503,077,733.70/839,196.76
  6. Step 6: Final answer
    x = 630,964.16

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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.