Home / 988,536.12-1,364,178.54-535,827

Finding the Fourth Proportional to 988,536.12, 1,364,178.54 and 535,827

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Solution

The fourth proportional to 988,536.12, 1,364,178.54 and 535,827 is: 739,440.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,536.12 : 1,364,178.54 = 535,827 : x
  2. Step 2: Convert to fraction form
    988,536.12/1,364,178.54 = 535,827/x
  3. Step 3: Cross multiply
    988,536.12x = 1,364,178.54 × 535,827
  4. Step 4: Simplify right side
    988,536.12x = 730,963,694,552.58
  5. Step 5: Solve for x
    x = 730,963,694,552.58/988,536.12
  6. Step 6: Final answer
    x = 739,440.55

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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.