Home / 594,869.51-890,421.86-381,352.09

Finding the Fourth Proportional to 594,869.51, 890,421.86 and 381,352.09

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Solution

The fourth proportional to 594,869.51, 890,421.86 and 381,352.09 is: 570,821.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,869.51 : 890,421.86 = 381,352.09 : x
  2. Step 2: Convert to fraction form
    594,869.51/890,421.86 = 381,352.09/x
  3. Step 3: Cross multiply
    594,869.51x = 890,421.86 × 381,352.09
  4. Step 4: Simplify right side
    594,869.51x = 339,564,236,020.01
  5. Step 5: Solve for x
    x = 339,564,236,020.01/594,869.51
  6. Step 6: Final answer
    x = 570,821.39

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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.