Home / 1,282,565.80-1,923,848.70-336,032.20

Finding the Fourth Proportional to 1,282,565.80, 1,923,848.70 and 336,032.20

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Solution

The fourth proportional to 1,282,565.80, 1,923,848.70 and 336,032.20 is: 504,048.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,565.80 : 1,923,848.70 = 336,032.20 : x
  2. Step 2: Convert to fraction form
    1,282,565.80/1,923,848.70 = 336,032.20/x
  3. Step 3: Cross multiply
    1,282,565.80x = 1,923,848.70 × 336,032.20
  4. Step 4: Simplify right side
    1,282,565.80x = 646,475,111,128.14
  5. Step 5: Solve for x
    x = 646,475,111,128.14/1,282,565.80
  6. Step 6: Final answer
    x = 504,048.30

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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.