Home / 696,005.80-1,044,008.70-493,052.20

Finding the Fourth Proportional to 696,005.80, 1,044,008.70 and 493,052.20

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Solution

The fourth proportional to 696,005.80, 1,044,008.70 and 493,052.20 is: 739,578.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,005.80 : 1,044,008.70 = 493,052.20 : x
  2. Step 2: Convert to fraction form
    696,005.80/1,044,008.70 = 493,052.20/x
  3. Step 3: Cross multiply
    696,005.80x = 1,044,008.70 × 493,052.20
  4. Step 4: Simplify right side
    696,005.80x = 514,750,786,354.14
  5. Step 5: Solve for x
    x = 514,750,786,354.14/696,005.80
  6. Step 6: Final answer
    x = 739,578.30

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Double scale
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Similar ratio
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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.