Home / 651,775.92-977,664.69-178,465.38

Finding the Fourth Proportional to 651,775.92, 977,664.69 and 178,465.38

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Solution

The fourth proportional to 651,775.92, 977,664.69 and 178,465.38 is: 267,698.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,775.92 : 977,664.69 = 178,465.38 : x
  2. Step 2: Convert to fraction form
    651,775.92/977,664.69 = 178,465.38/x
  3. Step 3: Cross multiply
    651,775.92x = 977,664.69 × 178,465.38
  4. Step 4: Simplify right side
    651,775.92x = 174,479,300,413.43
  5. Step 5: Solve for x
    x = 174,479,300,413.43/651,775.92
  6. Step 6: Final answer
    x = 267,698.29

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1.5x scale

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.