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Finding the Fourth Proportional to 655,325,501.40, 982,988,252.10 and 599,205,331.80

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Solution

The fourth proportional to 655,325,501.40, 982,988,252.10 and 599,205,331.80 is: 898,807,997.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,325,501.40 : 982,988,252.10 = 599,205,331.80 : x
  2. Step 2: Convert to fraction form
    655,325,501.40/982,988,252.10 = 599,205,331.80/x
  3. Step 3: Cross multiply
    655,325,501.40x = 982,988,252.10 × 599,205,331.80
  4. Step 4: Simplify right side
    655,325,501.40x = 589,011,801,755,082,496
  5. Step 5: Solve for x
    x = 589,011,801,755,082,496/655,325,501.40
  6. Step 6: Final answer
    x = 898,807,997.70

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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.