Home / 528,849.48-793,589.40-191,916.42

Finding the Fourth Proportional to 528,849.48, 793,589.40 and 191,916.42

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Solution

The fourth proportional to 528,849.48, 793,589.40 and 191,916.42 is: 287,989.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,849.48 : 793,589.40 = 191,916.42 : x
  2. Step 2: Convert to fraction form
    528,849.48/793,589.40 = 191,916.42/x
  3. Step 3: Cross multiply
    528,849.48x = 793,589.40 × 191,916.42
  4. Step 4: Simplify right side
    528,849.48x = 152,302,836,597.95
  5. Step 5: Solve for x
    x = 152,302,836,597.95/528,849.48
  6. Step 6: Final answer
    x = 287,989.01

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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.