Home / 514,121.40-771,182.10-364,530.60

Finding the Fourth Proportional to 514,121.40, 771,182.10 and 364,530.60

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Solution

The fourth proportional to 514,121.40, 771,182.10 and 364,530.60 is: 546,795.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,121.40 : 771,182.10 = 364,530.60 : x
  2. Step 2: Convert to fraction form
    514,121.40/771,182.10 = 364,530.60/x
  3. Step 3: Cross multiply
    514,121.40x = 771,182.10 × 364,530.60
  4. Step 4: Simplify right side
    514,121.40x = 281,119,473,622.26
  5. Step 5: Solve for x
    x = 281,119,473,622.26/514,121.40
  6. Step 6: Final answer
    x = 546,795.90

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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.