Home / 936,282.30-1,292,070.11-649,968.46

Finding the Fourth Proportional to 936,282.30, 1,292,070.11 and 649,968.46

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Solution

The fourth proportional to 936,282.30, 1,292,070.11 and 649,968.46 is: 896,956.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,282.30 : 1,292,070.11 = 649,968.46 : x
  2. Step 2: Convert to fraction form
    936,282.30/1,292,070.11 = 649,968.46/x
  3. Step 3: Cross multiply
    936,282.30x = 1,292,070.11 × 649,968.46
  4. Step 4: Simplify right side
    936,282.30x = 839,804,824,041.62
  5. Step 5: Solve for x
    x = 839,804,824,041.62/936,282.30
  6. Step 6: Final answer
    x = 896,956.85

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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.