Home / 455,518.64-683,207.86-151,918.13

Finding the Fourth Proportional to 455,518.64, 683,207.86 and 151,918.13

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Solution

The fourth proportional to 455,518.64, 683,207.86 and 151,918.13 is: 227,853.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,518.64 : 683,207.86 = 151,918.13 : x
  2. Step 2: Convert to fraction form
    455,518.64/683,207.86 = 151,918.13/x
  3. Step 3: Cross multiply
    455,518.64x = 683,207.86 × 151,918.13
  4. Step 4: Simplify right side
    455,518.64x = 103,791,660,492.50
  5. Step 5: Solve for x
    x = 103,791,660,492.50/455,518.64
  6. Step 6: Final answer
    x = 227,853.82

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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.