Home / 697,964.18-1,046,821.72-185,632.24

Finding the Fourth Proportional to 697,964.18, 1,046,821.72 and 185,632.24

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Solution

The fourth proportional to 697,964.18, 1,046,821.72 and 185,632.24 is: 278,415.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,964.18 : 1,046,821.72 = 185,632.24 : x
  2. Step 2: Convert to fraction form
    697,964.18/1,046,821.72 = 185,632.24/x
  3. Step 3: Cross multiply
    697,964.18x = 1,046,821.72 × 185,632.24
  4. Step 4: Simplify right side
    697,964.18x = 194,323,860,764.25
  5. Step 5: Solve for x
    x = 194,323,860,764.25/697,964.18
  6. Step 6: Final answer
    x = 278,415.23

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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.