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Finding the Third Proportional to 393,048,501.50 and 841,310,977.50

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Solution

The third proportional to 393,048,501.50 and 841,310,977.50 is: 1,800,806,155.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,048,501.50 : 841,310,977.50 = 841,310,977.50 : x
  2. Step 2: Convert to fraction form
    393,048,501.50/841,310,977.50 = 841,310,977.50/x
  3. Step 3: Cross multiply
    393,048,501.50x = 841,310,977.50 × 841,310,977.50
  4. Step 4: Simplify right side
    393,048,501.50x = 707,804,160,862,005,504
  5. Step 5: Solve for x
    x = 707,804,160,862,005,504/393,048,501.50
  6. Step 6: Final answer
    x = 1,800,806,155.37

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.