Home / 846,119.80-1,271,253.30-636,167.80

Finding the Fourth Proportional to 846,119.80, 1,271,253.30 and 636,167.80

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Solution

The fourth proportional to 846,119.80, 1,271,253.30 and 636,167.80 is: 955,810.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,119.80 : 1,271,253.30 = 636,167.80 : x
  2. Step 2: Convert to fraction form
    846,119.80/1,271,253.30 = 636,167.80/x
  3. Step 3: Cross multiply
    846,119.80x = 1,271,253.30 × 636,167.80
  4. Step 4: Simplify right side
    846,119.80x = 808,730,415,103.74
  5. Step 5: Solve for x
    x = 808,730,415,103.74/846,119.80
  6. Step 6: Final answer
    x = 955,810.77

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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.