Home / 662,953.08-914,873.58-361,146.36

Finding the Fourth Proportional to 662,953.08, 914,873.58 and 361,146.36

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Solution

The fourth proportional to 662,953.08, 914,873.58 and 361,146.36 is: 498,381.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,953.08 : 914,873.58 = 361,146.36 : x
  2. Step 2: Convert to fraction form
    662,953.08/914,873.58 = 361,146.36/x
  3. Step 3: Cross multiply
    662,953.08x = 914,873.58 × 361,146.36
  4. Step 4: Simplify right side
    662,953.08x = 330,403,263,277.17
  5. Step 5: Solve for x
    x = 330,403,263,277.17/662,953.08
  6. Step 6: Final answer
    x = 498,381.07

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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.