Home / 528,941.25-793,410.26-191,981.43

Finding the Fourth Proportional to 528,941.25, 793,410.26 and 191,981.43

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Solution

The fourth proportional to 528,941.25, 793,410.26 and 191,981.43 is: 287,971.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,941.25 : 793,410.26 = 191,981.43 : x
  2. Step 2: Convert to fraction form
    528,941.25/793,410.26 = 191,981.43/x
  3. Step 3: Cross multiply
    528,941.25x = 793,410.26 × 191,981.43
  4. Step 4: Simplify right side
    528,941.25x = 152,320,035,331.57
  5. Step 5: Solve for x
    x = 152,320,035,331.57/528,941.25
  6. Step 6: Final answer
    x = 287,971.56

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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.