Home / 697,093.60-1,045,986.32-276,360.16

Finding the Fourth Proportional to 697,093.60, 1,045,986.32 and 276,360.16

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Solution

The fourth proportional to 697,093.60, 1,045,986.32 and 276,360.16 is: 414,677.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,093.60 : 1,045,986.32 = 276,360.16 : x
  2. Step 2: Convert to fraction form
    697,093.60/1,045,986.32 = 276,360.16/x
  3. Step 3: Cross multiply
    697,093.60x = 1,045,986.32 × 276,360.16
  4. Step 4: Simplify right side
    697,093.60x = 289,068,946,753.01
  5. Step 5: Solve for x
    x = 289,068,946,753.01/697,093.60
  6. Step 6: Final answer
    x = 414,677.38

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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.