Home / 528,315.42-792,458.94-149,262.32

Finding the Fourth Proportional to 528,315.42, 792,458.94 and 149,262.32

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Solution

The fourth proportional to 528,315.42, 792,458.94 and 149,262.32 is: 223,889.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,315.42 : 792,458.94 = 149,262.32 : x
  2. Step 2: Convert to fraction form
    528,315.42/792,458.94 = 149,262.32/x
  3. Step 3: Cross multiply
    528,315.42x = 792,458.94 × 149,262.32
  4. Step 4: Simplify right side
    528,315.42x = 118,284,259,889.14
  5. Step 5: Solve for x
    x = 118,284,259,889.14/528,315.42
  6. Step 6: Final answer
    x = 223,889.47

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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.