Home / 948,716.04-1,308,474.54-716,917.08

Finding the Fourth Proportional to 948,716.04, 1,308,474.54 and 716,917.08

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Solution

The fourth proportional to 948,716.04, 1,308,474.54 and 716,917.08 is: 988,776.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,716.04 : 1,308,474.54 = 716,917.08 : x
  2. Step 2: Convert to fraction form
    948,716.04/1,308,474.54 = 716,917.08/x
  3. Step 3: Cross multiply
    948,716.04x = 1,308,474.54 × 716,917.08
  4. Step 4: Simplify right side
    948,716.04x = 938,067,746,471.14
  5. Step 5: Solve for x
    x = 938,067,746,471.14/948,716.04
  6. Step 6: Final answer
    x = 988,776.10

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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.