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Finding the Fourth Proportional to 749,696.31, 1,034,599.23 and 427,437

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Solution

The fourth proportional to 749,696.31, 1,034,599.23 and 427,437 is: 589,873.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,696.31 : 1,034,599.23 = 427,437 : x
  2. Step 2: Convert to fraction form
    749,696.31/1,034,599.23 = 427,437/x
  3. Step 3: Cross multiply
    749,696.31x = 1,034,599.23 × 427,437
  4. Step 4: Simplify right side
    749,696.31x = 442,225,991,073.51
  5. Step 5: Solve for x
    x = 442,225,991,073.51/749,696.31
  6. Step 6: Final answer
    x = 589,873.51

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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.