Home / 852,153.90-1,176,398.48-529,967.81

Finding the Fourth Proportional to 852,153.90, 1,176,398.48 and 529,967.81

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Solution

The fourth proportional to 852,153.90, 1,176,398.48 and 529,967.81 is: 731,620.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,153.90 : 1,176,398.48 = 529,967.81 : x
  2. Step 2: Convert to fraction form
    852,153.90/1,176,398.48 = 529,967.81/x
  3. Step 3: Cross multiply
    852,153.90x = 1,176,398.48 × 529,967.81
  4. Step 4: Simplify right side
    852,153.90x = 623,453,321,575.86
  5. Step 5: Solve for x
    x = 623,453,321,575.86/852,153.90
  6. Step 6: Final answer
    x = 731,620.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.