Home / 934,173.68-1,289,163.62-526,280.42

Finding the Fourth Proportional to 934,173.68, 1,289,163.62 and 526,280.42

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Solution

The fourth proportional to 934,173.68, 1,289,163.62 and 526,280.42 is: 726,269.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,173.68 : 1,289,163.62 = 526,280.42 : x
  2. Step 2: Convert to fraction form
    934,173.68/1,289,163.62 = 526,280.42/x
  3. Step 3: Cross multiply
    934,173.68x = 1,289,163.62 × 526,280.42
  4. Step 4: Simplify right side
    934,173.68x = 678,461,562,305.10
  5. Step 5: Solve for x
    x = 678,461,562,305.10/934,173.68
  6. Step 6: Final answer
    x = 726,269.19

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1.5x scale

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.