Home / 798,686.67-1,102,192.94-436,113.05

Finding the Fourth Proportional to 798,686.67, 1,102,192.94 and 436,113.05

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Solution

The fourth proportional to 798,686.67, 1,102,192.94 and 436,113.05 is: 601,838.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,686.67 : 1,102,192.94 = 436,113.05 : x
  2. Step 2: Convert to fraction form
    798,686.67/1,102,192.94 = 436,113.05/x
  3. Step 3: Cross multiply
    798,686.67x = 1,102,192.94 × 436,113.05
  4. Step 4: Simplify right side
    798,686.67x = 480,680,728,597.63
  5. Step 5: Solve for x
    x = 480,680,728,597.63/798,686.67
  6. Step 6: Final answer
    x = 601,838.93

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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.