Home / 846,175.80-1,271,337.30-636,223.80

Finding the Fourth Proportional to 846,175.80, 1,271,337.30 and 636,223.80

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Solution

The fourth proportional to 846,175.80, 1,271,337.30 and 636,223.80 is: 955,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,175.80 : 1,271,337.30 = 636,223.80 : x
  2. Step 2: Convert to fraction form
    846,175.80/1,271,337.30 = 636,223.80/x
  3. Step 3: Cross multiply
    846,175.80x = 1,271,337.30 × 636,223.80
  4. Step 4: Simplify right side
    846,175.80x = 808,855,048,087.74
  5. Step 5: Solve for x
    x = 808,855,048,087.74/846,175.80
  6. Step 6: Final answer
    x = 955,894.80

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Double scale
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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.