Home / 934,184.07-1,289,177.97-526,290.78

Finding the Fourth Proportional to 934,184.07, 1,289,177.97 and 526,290.78

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Solution

The fourth proportional to 934,184.07, 1,289,177.97 and 526,290.78 is: 726,283.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,184.07 : 1,289,177.97 = 526,290.78 : x
  2. Step 2: Convert to fraction form
    934,184.07/1,289,177.97 = 526,290.78/x
  3. Step 3: Cross multiply
    934,184.07x = 1,289,177.97 × 526,290.78
  4. Step 4: Simplify right side
    934,184.07x = 678,482,479,390.12
  5. Step 5: Solve for x
    x = 678,482,479,390.12/934,184.07
  6. Step 6: Final answer
    x = 726,283.50

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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.