Home / 841,569.42-1,161,013.48-514,634.80

Finding the Fourth Proportional to 841,569.42, 1,161,013.48 and 514,634.80

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Solution

The fourth proportional to 841,569.42, 1,161,013.48 and 514,634.80 is: 709,980.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,569.42 : 1,161,013.48 = 514,634.80 : x
  2. Step 2: Convert to fraction form
    841,569.42/1,161,013.48 = 514,634.80/x
  3. Step 3: Cross multiply
    841,569.42x = 1,161,013.48 × 514,634.80
  4. Step 4: Simplify right side
    841,569.42x = 597,497,940,077.10
  5. Step 5: Solve for x
    x = 597,497,940,077.10/841,569.42
  6. Step 6: Final answer
    x = 709,980.57

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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.