Home / 672,895.11-928,583.55-366,973.86

Finding the Fourth Proportional to 672,895.11, 928,583.55 and 366,973.86

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Solution

The fourth proportional to 672,895.11, 928,583.55 and 366,973.86 is: 506,417.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,895.11 : 928,583.55 = 366,973.86 : x
  2. Step 2: Convert to fraction form
    672,895.11/928,583.55 = 366,973.86/x
  3. Step 3: Cross multiply
    672,895.11x = 928,583.55 × 366,973.86
  4. Step 4: Simplify right side
    672,895.11x = 340,765,889,676.00
  5. Step 5: Solve for x
    x = 340,765,889,676.00/672,895.11
  6. Step 6: Final answer
    x = 506,417.55

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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.