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Finding the Fourth Proportional to 908,760.01, 1,254,072.51 and 495,300.51

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Solution

The fourth proportional to 908,760.01, 1,254,072.51 and 495,300.51 is: 683,505.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,760.01 : 1,254,072.51 = 495,300.51 : x
  2. Step 2: Convert to fraction form
    908,760.01/1,254,072.51 = 495,300.51/x
  3. Step 3: Cross multiply
    908,760.01x = 1,254,072.51 × 495,300.51
  4. Step 4: Simplify right side
    908,760.01x = 621,142,753,779.98
  5. Step 5: Solve for x
    x = 621,142,753,779.98/908,760.01
  6. Step 6: Final answer
    x = 683,505.82

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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.