Home / 696,331.70-1,044,497.55-459,619.01

Finding the Fourth Proportional to 696,331.70, 1,044,497.55 and 459,619.01

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Solution

The fourth proportional to 696,331.70, 1,044,497.55 and 459,619.01 is: 689,428.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,331.70 : 1,044,497.55 = 459,619.01 : x
  2. Step 2: Convert to fraction form
    696,331.70/1,044,497.55 = 459,619.01/x
  3. Step 3: Cross multiply
    696,331.70x = 1,044,497.55 × 459,619.01
  4. Step 4: Simplify right side
    696,331.70x = 480,070,924,655.94
  5. Step 5: Solve for x
    x = 480,070,924,655.94/696,331.70
  6. Step 6: Final answer
    x = 689,428.51

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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.