Home / 653,647.90-980,528.34-180,333.26

Finding the Fourth Proportional to 653,647.90, 980,528.34 and 180,333.26

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Solution

The fourth proportional to 653,647.90, 980,528.34 and 180,333.26 is: 270,515.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,647.90 : 980,528.34 = 180,333.26 : x
  2. Step 2: Convert to fraction form
    653,647.90/980,528.34 = 180,333.26/x
  3. Step 3: Cross multiply
    653,647.90x = 980,528.34 × 180,333.26
  4. Step 4: Simplify right side
    653,647.90x = 176,821,872,074.59
  5. Step 5: Solve for x
    x = 176,821,872,074.59/653,647.90
  6. Step 6: Final answer
    x = 270,515.47

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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.