Home / 784,051.84-1,175,967.06-251,503.57

Finding the Fourth Proportional to 784,051.84, 1,175,967.06 and 251,503.57

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Solution

The fourth proportional to 784,051.84, 1,175,967.06 and 251,503.57 is: 377,219.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,051.84 : 1,175,967.06 = 251,503.57 : x
  2. Step 2: Convert to fraction form
    784,051.84/1,175,967.06 = 251,503.57/x
  3. Step 3: Cross multiply
    784,051.84x = 1,175,967.06 × 251,503.57
  4. Step 4: Simplify right side
    784,051.84x = 295,759,913,792.40
  5. Step 5: Solve for x
    x = 295,759,913,792.40/784,051.84
  6. Step 6: Final answer
    x = 377,219.85

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Double scale
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Similar ratio
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1.5x scale

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.