Home / 767,763.49-1,151,813.72-235,324.57

Finding the Fourth Proportional to 767,763.49, 1,151,813.72 and 235,324.57

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Solution

The fourth proportional to 767,763.49, 1,151,813.72 and 235,324.57 is: 353,038.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,763.49 : 1,151,813.72 = 235,324.57 : x
  2. Step 2: Convert to fraction form
    767,763.49/1,151,813.72 = 235,324.57/x
  3. Step 3: Cross multiply
    767,763.49x = 1,151,813.72 × 235,324.57
  4. Step 4: Simplify right side
    767,763.49x = 271,050,068,379.10
  5. Step 5: Solve for x
    x = 271,050,068,379.10/767,763.49
  6. Step 6: Final answer
    x = 353,038.50

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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.