Home / 434,555.10-651,946.05-168,324.30

Finding the Fourth Proportional to 434,555.10, 651,946.05 and 168,324.30

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Solution

The fourth proportional to 434,555.10, 651,946.05 and 168,324.30 is: 252,530.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,555.10 : 651,946.05 = 168,324.30 : x
  2. Step 2: Convert to fraction form
    434,555.10/651,946.05 = 168,324.30/x
  3. Step 3: Cross multiply
    434,555.10x = 651,946.05 × 168,324.30
  4. Step 4: Simplify right side
    434,555.10x = 109,738,362,504.02
  5. Step 5: Solve for x
    x = 109,738,362,504.02/434,555.10
  6. Step 6: Final answer
    x = 252,530.38

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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.