Home / 528,930.32-793,710.57-191,997.19

Finding the Fourth Proportional to 528,930.32, 793,710.57 and 191,997.19

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Solution

The fourth proportional to 528,930.32, 793,710.57 and 191,997.19 is: 288,110.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,930.32 : 793,710.57 = 191,997.19 : x
  2. Step 2: Convert to fraction form
    528,930.32/793,710.57 = 191,997.19/x
  3. Step 3: Cross multiply
    528,930.32x = 793,710.57 × 191,997.19
  4. Step 4: Simplify right side
    528,930.32x = 152,390,199,113.30
  5. Step 5: Solve for x
    x = 152,390,199,113.30/528,930.32
  6. Step 6: Final answer
    x = 288,110.16

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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.