Home / 561,218.94-772,907.67-525,198.24

Finding the Fourth Proportional to 561,218.94, 772,907.67 and 525,198.24

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Solution

The fourth proportional to 561,218.94, 772,907.67 and 525,198.24 is: 723,300.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,218.94 : 772,907.67 = 525,198.24 : x
  2. Step 2: Convert to fraction form
    561,218.94/772,907.67 = 525,198.24/x
  3. Step 3: Cross multiply
    561,218.94x = 772,907.67 × 525,198.24
  4. Step 4: Simplify right side
    561,218.94x = 405,929,747,966.50
  5. Step 5: Solve for x
    x = 405,929,747,966.50/561,218.94
  6. Step 6: Final answer
    x = 723,300.16

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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.