Home / 810,706.30-1,118,885.82-466,535.14

Finding the Fourth Proportional to 810,706.30, 1,118,885.82 and 466,535.14

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Solution

The fourth proportional to 810,706.30, 1,118,885.82 and 466,535.14 is: 643,882.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,706.30 : 1,118,885.82 = 466,535.14 : x
  2. Step 2: Convert to fraction form
    810,706.30/1,118,885.82 = 466,535.14/x
  3. Step 3: Cross multiply
    810,706.30x = 1,118,885.82 × 466,535.14
  4. Step 4: Simplify right side
    810,706.30x = 521,999,552,677.72
  5. Step 5: Solve for x
    x = 521,999,552,677.72/810,706.30
  6. Step 6: Final answer
    x = 643,882.44

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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.