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Finding the Fourth Proportional to 503,168,464.94, 692,832,485.09 and 501,715,638.11

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Solution

The fourth proportional to 503,168,464.94, 692,832,485.09 and 501,715,638.11 is: 690,832,030.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,168,464.94 : 692,832,485.09 = 501,715,638.11 : x
  2. Step 2: Convert to fraction form
    503,168,464.94/692,832,485.09 = 501,715,638.11/x
  3. Step 3: Cross multiply
    503,168,464.94x = 692,832,485.09 × 501,715,638.11
  4. Step 4: Simplify right side
    503,168,464.94x = 347,604,892,354,293,696
  5. Step 5: Solve for x
    x = 347,604,892,354,293,696/503,168,464.94
  6. Step 6: Final answer
    x = 690,832,030.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.