Home / 842,215.28-1,262,784.31-500,567.58

Finding the Fourth Proportional to 842,215.28, 1,262,784.31 and 500,567.58

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Solution

The fourth proportional to 842,215.28, 1,262,784.31 and 500,567.58 is: 750,531.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,215.28 : 1,262,784.31 = 500,567.58 : x
  2. Step 2: Convert to fraction form
    842,215.28/1,262,784.31 = 500,567.58/x
  3. Step 3: Cross multiply
    842,215.28x = 1,262,784.31 × 500,567.58
  4. Step 4: Simplify right side
    842,215.28x = 632,108,877,301.91
  5. Step 5: Solve for x
    x = 632,108,877,301.91/842,215.28
  6. Step 6: Final answer
    x = 750,531.24

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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.