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Finding the Fourth Proportional to 530,988.84, 796,357.44 and 151,897.86

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Solution

The fourth proportional to 530,988.84, 796,357.44 and 151,897.86 is: 227,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,988.84 : 796,357.44 = 151,897.86 : x
  2. Step 2: Convert to fraction form
    530,988.84/796,357.44 = 151,897.86/x
  3. Step 3: Cross multiply
    530,988.84x = 796,357.44 × 151,897.86
  4. Step 4: Simplify right side
    530,988.84x = 120,964,990,931.08
  5. Step 5: Solve for x
    x = 120,964,990,931.08/530,988.84
  6. Step 6: Final answer
    x = 227,810.80

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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.