Home / 883,011.90-1,321,565.40-617,291.40

Finding the Fourth Proportional to 883,011.90, 1,321,565.40 and 617,291.40

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Solution

The fourth proportional to 883,011.90, 1,321,565.40 and 617,291.40 is: 923,873.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,011.90 : 1,321,565.40 = 617,291.40 : x
  2. Step 2: Convert to fraction form
    883,011.90/1,321,565.40 = 617,291.40/x
  3. Step 3: Cross multiply
    883,011.90x = 1,321,565.40 × 617,291.40
  4. Step 4: Simplify right side
    883,011.90x = 815,790,955,957.56
  5. Step 5: Solve for x
    x = 815,790,955,957.56/883,011.90
  6. Step 6: Final answer
    x = 923,873.12

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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.