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Finding the Fourth Proportional to 8,832,130.40, 13,229,533.20 and 8,832,130.40

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Solution

The fourth proportional to 8,832,130.40, 13,229,533.20 and 8,832,130.40 is: 13,229,533.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,832,130.40 : 13,229,533.20 = 8,832,130.40 : x
  2. Step 2: Convert to fraction form
    8,832,130.40/13,229,533.20 = 8,832,130.40/x
  3. Step 3: Cross multiply
    8,832,130.40x = 13,229,533.20 × 8,832,130.40
  4. Step 4: Simplify right side
    8,832,130.40x = 116,844,962,353,529.28
  5. Step 5: Solve for x
    x = 116,844,962,353,529.28/8,832,130.40
  6. Step 6: Final answer
    x = 13,229,533.20

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1.5x scale

Why These Related Problems?

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