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Finding the Fourth Proportional to 628,006.59, 866,624.94 and 341,527.01

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Solution

The fourth proportional to 628,006.59, 866,624.94 and 341,527.01 is: 471,294.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,006.59 : 866,624.94 = 341,527.01 : x
  2. Step 2: Convert to fraction form
    628,006.59/866,624.94 = 341,527.01/x
  3. Step 3: Cross multiply
    628,006.59x = 866,624.94 × 341,527.01
  4. Step 4: Simplify right side
    628,006.59x = 295,975,820,216.51
  5. Step 5: Solve for x
    x = 295,975,820,216.51/628,006.59
  6. Step 6: Final answer
    x = 471,294.13

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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.