Home / 849,653.47-1,172,633.75-510,143.59

Finding the Fourth Proportional to 849,653.47, 1,172,633.75 and 510,143.59

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Solution

The fourth proportional to 849,653.47, 1,172,633.75 and 510,143.59 is: 704,065.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,653.47 : 1,172,633.75 = 510,143.59 : x
  2. Step 2: Convert to fraction form
    849,653.47/1,172,633.75 = 510,143.59/x
  3. Step 3: Cross multiply
    849,653.47x = 1,172,633.75 × 510,143.59
  4. Step 4: Simplify right side
    849,653.47x = 598,211,589,323.94
  5. Step 5: Solve for x
    x = 598,211,589,323.94/849,653.47
  6. Step 6: Final answer
    x = 704,065.38

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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.