Home / 864,770.16-1,295,731.91-295,840.25

Finding the Fourth Proportional to 864,770.16, 1,295,731.91 and 295,840.25

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Solution

The fourth proportional to 864,770.16, 1,295,731.91 and 295,840.25 is: 443,273.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,770.16 : 1,295,731.91 = 295,840.25 : x
  2. Step 2: Convert to fraction form
    864,770.16/1,295,731.91 = 295,840.25/x
  3. Step 3: Cross multiply
    864,770.16x = 1,295,731.91 × 295,840.25
  4. Step 4: Simplify right side
    864,770.16x = 383,329,649,643.21
  5. Step 5: Solve for x
    x = 383,329,649,643.21/864,770.16
  6. Step 6: Final answer
    x = 443,273.45

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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.