Home / 672,525.15-928,072.04-366,604.35

Finding the Fourth Proportional to 672,525.15, 928,072.04 and 366,604.35

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Solution

The fourth proportional to 672,525.15, 928,072.04 and 366,604.35 is: 505,907.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,525.15 : 928,072.04 = 366,604.35 : x
  2. Step 2: Convert to fraction form
    672,525.15/928,072.04 = 366,604.35/x
  3. Step 3: Cross multiply
    672,525.15x = 928,072.04 × 366,604.35
  4. Step 4: Simplify right side
    672,525.15x = 340,235,245,144.35
  5. Step 5: Solve for x
    x = 340,235,245,144.35/672,525.15
  6. Step 6: Final answer
    x = 505,907.10

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.