Home / 1,181,464.40-1,772,023.80-339,928.40

Finding the Fourth Proportional to 1,181,464.40, 1,772,023.80 and 339,928.40

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Solution

The fourth proportional to 1,181,464.40, 1,772,023.80 and 339,928.40 is: 509,842.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,464.40 : 1,772,023.80 = 339,928.40 : x
  2. Step 2: Convert to fraction form
    1,181,464.40/1,772,023.80 = 339,928.40/x
  3. Step 3: Cross multiply
    1,181,464.40x = 1,772,023.80 × 339,928.40
  4. Step 4: Simplify right side
    1,181,464.40x = 602,361,215,095.92
  5. Step 5: Solve for x
    x = 602,361,215,095.92/1,181,464.40
  6. Step 6: Final answer
    x = 509,842.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.