Home / 846,166.40-1,269,307.20-247,126.40

Finding the Fourth Proportional to 846,166.40, 1,269,307.20 and 247,126.40

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Solution

The fourth proportional to 846,166.40, 1,269,307.20 and 247,126.40 is: 370,706.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,166.40 : 1,269,307.20 = 247,126.40 : x
  2. Step 2: Convert to fraction form
    846,166.40/1,269,307.20 = 247,126.40/x
  3. Step 3: Cross multiply
    846,166.40x = 1,269,307.20 × 247,126.40
  4. Step 4: Simplify right side
    846,166.40x = 313,679,318,830.08
  5. Step 5: Solve for x
    x = 313,679,318,830.08/846,166.40
  6. Step 6: Final answer
    x = 370,706.42

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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.