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Finding the Fourth Proportional to 333,585.66, 459,890.60 and 211,017.06

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Solution

The fourth proportional to 333,585.66, 459,890.60 and 211,017.06 is: 290,914.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,585.66 : 459,890.60 = 211,017.06 : x
  2. Step 2: Convert to fraction form
    333,585.66/459,890.60 = 211,017.06/x
  3. Step 3: Cross multiply
    333,585.66x = 459,890.60 × 211,017.06
  4. Step 4: Simplify right side
    333,585.66x = 97,044,762,333.64
  5. Step 5: Solve for x
    x = 97,044,762,333.64/333,585.66
  6. Step 6: Final answer
    x = 290,914.07

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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.