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Finding the Fourth Proportional to 72,600,358.45, 101,716,084.55 and 72,600,358.45

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Solution

The fourth proportional to 72,600,358.45, 101,716,084.55 and 72,600,358.45 is: 101,716,084.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,600,358.45 : 101,716,084.55 = 72,600,358.45 : x
  2. Step 2: Convert to fraction form
    72,600,358.45/101,716,084.55 = 72,600,358.45/x
  3. Step 3: Cross multiply
    72,600,358.45x = 101,716,084.55 × 72,600,358.45
  4. Step 4: Simplify right side
    72,600,358.45x = 7,384,624,198,460,507
  5. Step 5: Solve for x
    x = 7,384,624,198,460,507/72,600,358.45
  6. Step 6: Final answer
    x = 101,716,084.55

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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.