Home / 414,178.83-571,285.80-268,724.75

Finding the Fourth Proportional to 414,178.83, 571,285.80 and 268,724.75

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Solution

The fourth proportional to 414,178.83, 571,285.80 and 268,724.75 is: 370,657.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,178.83 : 571,285.80 = 268,724.75 : x
  2. Step 2: Convert to fraction form
    414,178.83/571,285.80 = 268,724.75/x
  3. Step 3: Cross multiply
    414,178.83x = 571,285.80 × 268,724.75
  4. Step 4: Simplify right side
    414,178.83x = 153,518,630,927.12
  5. Step 5: Solve for x
    x = 153,518,630,927.12/414,178.83
  6. Step 6: Final answer
    x = 370,657.84

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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.