Home / 529,772.23-731,094.83-288,056.44

Finding the Fourth Proportional to 529,772.23, 731,094.83 and 288,056.44

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Solution

The fourth proportional to 529,772.23, 731,094.83 and 288,056.44 is: 397,522.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,772.23 : 731,094.83 = 288,056.44 : x
  2. Step 2: Convert to fraction form
    529,772.23/731,094.83 = 288,056.44/x
  3. Step 3: Cross multiply
    529,772.23x = 731,094.83 × 288,056.44
  4. Step 4: Simplify right side
    529,772.23x = 210,596,574,032.21
  5. Step 5: Solve for x
    x = 210,596,574,032.21/529,772.23
  6. Step 6: Final answer
    x = 397,522.86

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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.