Home / 714,457.57-1,075,963.23-650,684.65

Finding the Fourth Proportional to 714,457.57, 1,075,963.23 and 650,684.65

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Solution

The fourth proportional to 714,457.57, 1,075,963.23 and 650,684.65 is: 979,922.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,457.57 : 1,075,963.23 = 650,684.65 : x
  2. Step 2: Convert to fraction form
    714,457.57/1,075,963.23 = 650,684.65/x
  3. Step 3: Cross multiply
    714,457.57x = 1,075,963.23 × 650,684.65
  4. Step 4: Simplify right side
    714,457.57x = 700,112,752,345.60
  5. Step 5: Solve for x
    x = 700,112,752,345.60/714,457.57
  6. Step 6: Final answer
    x = 979,922.09

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.