Home / 888,948.19-1,333,634.51-289,909.86

Finding the Fourth Proportional to 888,948.19, 1,333,634.51 and 289,909.86

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Solution

The fourth proportional to 888,948.19, 1,333,634.51 and 289,909.86 is: 434,934.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,948.19 : 1,333,634.51 = 289,909.86 : x
  2. Step 2: Convert to fraction form
    888,948.19/1,333,634.51 = 289,909.86/x
  3. Step 3: Cross multiply
    888,948.19x = 1,333,634.51 × 289,909.86
  4. Step 4: Simplify right side
    888,948.19x = 386,633,794,085.27
  5. Step 5: Solve for x
    x = 386,633,794,085.27/888,948.19
  6. Step 6: Final answer
    x = 434,934.00

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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.