Home / 872,846.52-1,204,509.30-505,339.14

Finding the Fourth Proportional to 872,846.52, 1,204,509.30 and 505,339.14

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Solution

The fourth proportional to 872,846.52, 1,204,509.30 and 505,339.14 is: 697,357.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,846.52 : 1,204,509.30 = 505,339.14 : x
  2. Step 2: Convert to fraction form
    872,846.52/1,204,509.30 = 505,339.14/x
  3. Step 3: Cross multiply
    872,846.52x = 1,204,509.30 × 505,339.14
  4. Step 4: Simplify right side
    872,846.52x = 608,685,693,784.00
  5. Step 5: Solve for x
    x = 608,685,693,784.00/872,846.52
  6. Step 6: Final answer
    x = 697,357.07

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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.