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Finding the Fourth Proportional to 482,877.60, 724,316.40 and 358,461.60

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Solution

The fourth proportional to 482,877.60, 724,316.40 and 358,461.60 is: 537,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,877.60 : 724,316.40 = 358,461.60 : x
  2. Step 2: Convert to fraction form
    482,877.60/724,316.40 = 358,461.60/x
  3. Step 3: Cross multiply
    482,877.60x = 724,316.40 × 358,461.60
  4. Step 4: Simplify right side
    482,877.60x = 259,639,615,650.24
  5. Step 5: Solve for x
    x = 259,639,615,650.24/482,877.60
  6. Step 6: Final answer
    x = 537,692.40

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