Home / 434,556.10-651,947.55-168,325.30

Finding the Fourth Proportional to 434,556.10, 651,947.55 and 168,325.30

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Solution

The fourth proportional to 434,556.10, 651,947.55 and 168,325.30 is: 252,531.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,556.10 : 651,947.55 = 168,325.30 : x
  2. Step 2: Convert to fraction form
    434,556.10/651,947.55 = 168,325.30/x
  3. Step 3: Cross multiply
    434,556.10x = 651,947.55 × 168,325.30
  4. Step 4: Simplify right side
    434,556.10x = 109,739,266,938.02
  5. Step 5: Solve for x
    x = 109,739,266,938.02/434,556.10
  6. Step 6: Final answer
    x = 252,531.88

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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.