Home / 476,803.03-657,988.44-261,956.94

Finding the Fourth Proportional to 476,803.03, 657,988.44 and 261,956.94

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Solution

The fourth proportional to 476,803.03, 657,988.44 and 261,956.94 is: 361,500.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,803.03 : 657,988.44 = 261,956.94 : x
  2. Step 2: Convert to fraction form
    476,803.03/657,988.44 = 261,956.94/x
  3. Step 3: Cross multiply
    476,803.03x = 657,988.44 × 261,956.94
  4. Step 4: Simplify right side
    476,803.03x = 172,364,638,297.77
  5. Step 5: Solve for x
    x = 172,364,638,297.77/476,803.03
  6. Step 6: Final answer
    x = 361,500.72

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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.