Home / 697,093.20-1,045,639.80-223,826.40

Finding the Fourth Proportional to 697,093.20, 1,045,639.80 and 223,826.40

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Solution

The fourth proportional to 697,093.20, 1,045,639.80 and 223,826.40 is: 335,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,093.20 : 1,045,639.80 = 223,826.40 : x
  2. Step 2: Convert to fraction form
    697,093.20/1,045,639.80 = 223,826.40/x
  3. Step 3: Cross multiply
    697,093.20x = 1,045,639.80 × 223,826.40
  4. Step 4: Simplify right side
    697,093.20x = 234,041,792,130.72
  5. Step 5: Solve for x
    x = 234,041,792,130.72/697,093.20
  6. Step 6: Final answer
    x = 335,739.60

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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.