Home / 505,267.07-697,385.78-333,216.08

Finding the Fourth Proportional to 505,267.07, 697,385.78 and 333,216.08

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Solution

The fourth proportional to 505,267.07, 697,385.78 and 333,216.08 is: 459,915.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,267.07 : 697,385.78 = 333,216.08 : x
  2. Step 2: Convert to fraction form
    505,267.07/697,385.78 = 333,216.08/x
  3. Step 3: Cross multiply
    505,267.07x = 697,385.78 × 333,216.08
  4. Step 4: Simplify right side
    505,267.07x = 232,380,153,633.92
  5. Step 5: Solve for x
    x = 232,380,153,633.92/505,267.07
  6. Step 6: Final answer
    x = 459,915.50

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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.