Home / 898,984.44-1,240,636.23-517,011.51

Finding the Fourth Proportional to 898,984.44, 1,240,636.23 and 517,011.51

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Solution

The fourth proportional to 898,984.44, 1,240,636.23 and 517,011.51 is: 713,497.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,984.44 : 1,240,636.23 = 517,011.51 : x
  2. Step 2: Convert to fraction form
    898,984.44/1,240,636.23 = 517,011.51/x
  3. Step 3: Cross multiply
    898,984.44x = 1,240,636.23 × 517,011.51
  4. Step 4: Simplify right side
    898,984.44x = 641,423,210,633.01
  5. Step 5: Solve for x
    x = 641,423,210,633.01/898,984.44
  6. Step 6: Final answer
    x = 713,497.57

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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.