Home / 528,929.32-793,709.07-191,996.19

Finding the Fourth Proportional to 528,929.32, 793,709.07 and 191,996.19

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Solution

The fourth proportional to 528,929.32, 793,709.07 and 191,996.19 is: 288,108.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,929.32 : 793,709.07 = 191,996.19 : x
  2. Step 2: Convert to fraction form
    528,929.32/793,709.07 = 191,996.19/x
  3. Step 3: Cross multiply
    528,929.32x = 793,709.07 × 191,996.19
  4. Step 4: Simplify right side
    528,929.32x = 152,389,117,408.44
  5. Step 5: Solve for x
    x = 152,389,117,408.44/528,929.32
  6. Step 6: Final answer
    x = 288,108.66

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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.