Home / 528,734.53-793,098.02-129,381.04

Finding the Fourth Proportional to 528,734.53, 793,098.02 and 129,381.04

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Solution

The fourth proportional to 528,734.53, 793,098.02 and 129,381.04 is: 194,070.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,734.53 : 793,098.02 = 129,381.04 : x
  2. Step 2: Convert to fraction form
    528,734.53/793,098.02 = 129,381.04/x
  3. Step 3: Cross multiply
    528,734.53x = 793,098.02 × 129,381.04
  4. Step 4: Simplify right side
    528,734.53x = 102,611,846,002.64
  5. Step 5: Solve for x
    x = 102,611,846,002.64/528,734.53
  6. Step 6: Final answer
    x = 194,070.64

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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.