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Finding the Fourth Proportional to 713,232,007.60, 996,484,077.20 and 713,232,007.60

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Solution

The fourth proportional to 713,232,007.60, 996,484,077.20 and 713,232,007.60 is: 996,484,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,232,007.60 : 996,484,077.20 = 713,232,007.60 : x
  2. Step 2: Convert to fraction form
    713,232,007.60/996,484,077.20 = 713,232,007.60/x
  3. Step 3: Cross multiply
    713,232,007.60x = 996,484,077.20 × 713,232,007.60
  4. Step 4: Simplify right side
    713,232,007.60x = 710,724,338,922,789,504
  5. Step 5: Solve for x
    x = 710,724,338,922,789,504/713,232,007.60
  6. Step 6: Final answer
    x = 996,484,077.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.