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Finding the Fourth Proportional to 602,483.08, 830,744.94 and 384,399.96

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Solution

The fourth proportional to 602,483.08, 830,744.94 and 384,399.96 is: 530,037.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,483.08 : 830,744.94 = 384,399.96 : x
  2. Step 2: Convert to fraction form
    602,483.08/830,744.94 = 384,399.96/x
  3. Step 3: Cross multiply
    602,483.08x = 830,744.94 × 384,399.96
  4. Step 4: Simplify right side
    602,483.08x = 319,338,321,706.20
  5. Step 5: Solve for x
    x = 319,338,321,706.20/602,483.08
  6. Step 6: Final answer
    x = 530,037.00

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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.