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Finding the Fourth Proportional to 448,482,908.70, 672,724,363.05 and 448,482,908.70

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Solution

The fourth proportional to 448,482,908.70, 672,724,363.05 and 448,482,908.70 is: 672,724,363.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,482,908.70 : 672,724,363.05 = 448,482,908.70 : x
  2. Step 2: Convert to fraction form
    448,482,908.70/672,724,363.05 = 448,482,908.70/x
  3. Step 3: Cross multiply
    448,482,908.70x = 672,724,363.05 × 448,482,908.70
  4. Step 4: Simplify right side
    448,482,908.70x = 301,705,379,094,018,752
  5. Step 5: Solve for x
    x = 301,705,379,094,018,752/448,482,908.70
  6. Step 6: Final answer
    x = 672,724,363.05

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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.