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Finding the Fourth Proportional to 13,232,264.80, 18,544,066.40 and 13,232,264.80

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Solution

The fourth proportional to 13,232,264.80, 18,544,066.40 and 13,232,264.80 is: 18,544,066.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,232,264.80 : 18,544,066.40 = 13,232,264.80 : x
  2. Step 2: Convert to fraction form
    13,232,264.80/18,544,066.40 = 13,232,264.80/x
  3. Step 3: Cross multiply
    13,232,264.80x = 18,544,066.40 × 13,232,264.80
  4. Step 4: Simplify right side
    13,232,264.80x = 245,379,997,073,582.72
  5. Step 5: Solve for x
    x = 245,379,997,073,582.72/13,232,264.80
  6. Step 6: Final answer
    x = 18,544,066.40

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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.