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Finding the Fourth Proportional to 482,851.60, 724,277.40 and 358,435.60

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Solution

The fourth proportional to 482,851.60, 724,277.40 and 358,435.60 is: 537,653.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,851.60 : 724,277.40 = 358,435.60 : x
  2. Step 2: Convert to fraction form
    482,851.60/724,277.40 = 358,435.60/x
  3. Step 3: Cross multiply
    482,851.60x = 724,277.40 × 358,435.60
  4. Step 4: Simplify right side
    482,851.60x = 259,606,804,435.44
  5. Step 5: Solve for x
    x = 259,606,804,435.44/482,851.60
  6. Step 6: Final answer
    x = 537,653.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.