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Finding the Fourth Proportional to 501,677.19, 692,314.52 and 300,473.19

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Solution

The fourth proportional to 501,677.19, 692,314.52 and 300,473.19 is: 414,653.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,677.19 : 692,314.52 = 300,473.19 : x
  2. Step 2: Convert to fraction form
    501,677.19/692,314.52 = 300,473.19/x
  3. Step 3: Cross multiply
    501,677.19x = 692,314.52 × 300,473.19
  4. Step 4: Simplify right side
    501,677.19x = 208,021,952,307.72
  5. Step 5: Solve for x
    x = 208,021,952,307.72/501,677.19
  6. Step 6: Final answer
    x = 414,653.00

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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.