Home / 528,025.96-792,025.86-154,052.20

Finding the Fourth Proportional to 528,025.96, 792,025.86 and 154,052.20

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Solution

The fourth proportional to 528,025.96, 792,025.86 and 154,052.20 is: 231,074.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,025.96 : 792,025.86 = 154,052.20 : x
  2. Step 2: Convert to fraction form
    528,025.96/792,025.86 = 154,052.20/x
  3. Step 3: Cross multiply
    528,025.96x = 792,025.86 × 154,052.20
  4. Step 4: Simplify right side
    528,025.96x = 122,013,326,189.89
  5. Step 5: Solve for x
    x = 122,013,326,189.89/528,025.96
  6. Step 6: Final answer
    x = 231,074.48

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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.