Home / 824,950.05-1,138,412.12-480,764.04

Finding the Fourth Proportional to 824,950.05, 1,138,412.12 and 480,764.04

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Solution

The fourth proportional to 824,950.05, 1,138,412.12 and 480,764.04 is: 663,443.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,950.05 : 1,138,412.12 = 480,764.04 : x
  2. Step 2: Convert to fraction form
    824,950.05/1,138,412.12 = 480,764.04/x
  3. Step 3: Cross multiply
    824,950.05x = 1,138,412.12 × 480,764.04
  4. Step 4: Simplify right side
    824,950.05x = 547,307,607,592.35
  5. Step 5: Solve for x
    x = 547,307,607,592.35/824,950.05
  6. Step 6: Final answer
    x = 663,443.33

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.