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Finding the Fourth Proportional to 713,695.93, 984,809.34 and 407,792.12

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Solution

The fourth proportional to 713,695.93, 984,809.34 and 407,792.12 is: 562,701.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,695.93 : 984,809.34 = 407,792.12 : x
  2. Step 2: Convert to fraction form
    713,695.93/984,809.34 = 407,792.12/x
  3. Step 3: Cross multiply
    713,695.93x = 984,809.34 × 407,792.12
  4. Step 4: Simplify right side
    713,695.93x = 401,597,483,630.35
  5. Step 5: Solve for x
    x = 401,597,483,630.35/713,695.93
  6. Step 6: Final answer
    x = 562,701.10

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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.