Home / 692,106.60-1,038,159.90-682,775.40

Finding the Fourth Proportional to 692,106.60, 1,038,159.90 and 682,775.40

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Solution

The fourth proportional to 692,106.60, 1,038,159.90 and 682,775.40 is: 1,024,163.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,106.60 : 1,038,159.90 = 682,775.40 : x
  2. Step 2: Convert to fraction form
    692,106.60/1,038,159.90 = 682,775.40/x
  3. Step 3: Cross multiply
    692,106.60x = 1,038,159.90 × 682,775.40
  4. Step 4: Simplify right side
    692,106.60x = 708,830,040,986.46
  5. Step 5: Solve for x
    x = 708,830,040,986.46/692,106.60
  6. Step 6: Final answer
    x = 1,024,163.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.