Home / 697,056.14-1,045,634.19-291,840.58

Finding the Fourth Proportional to 697,056.14, 1,045,634.19 and 291,840.58

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Solution

The fourth proportional to 697,056.14, 1,045,634.19 and 291,840.58 is: 437,781.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,056.14 : 1,045,634.19 = 291,840.58 : x
  2. Step 2: Convert to fraction form
    697,056.14/1,045,634.19 = 291,840.58/x
  3. Step 3: Cross multiply
    697,056.14x = 1,045,634.19 × 291,840.58
  4. Step 4: Simplify right side
    697,056.14x = 305,158,491,904.71
  5. Step 5: Solve for x
    x = 305,158,491,904.71/697,056.14
  6. Step 6: Final answer
    x = 437,781.80

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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.