Home / 926,891.70-1,390,337.55-295,869.30

Finding the Fourth Proportional to 926,891.70, 1,390,337.55 and 295,869.30

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Solution

The fourth proportional to 926,891.70, 1,390,337.55 and 295,869.30 is: 443,803.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,891.70 : 1,390,337.55 = 295,869.30 : x
  2. Step 2: Convert to fraction form
    926,891.70/1,390,337.55 = 295,869.30/x
  3. Step 3: Cross multiply
    926,891.70x = 1,390,337.55 × 295,869.30
  4. Step 4: Simplify right side
    926,891.70x = 411,358,197,682.22
  5. Step 5: Solve for x
    x = 411,358,197,682.22/926,891.70
  6. Step 6: Final answer
    x = 443,803.95

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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.