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Finding the Fourth Proportional to 704,807,353.80, 1,057,211,030.70 and 600,503,200.20

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Solution

The fourth proportional to 704,807,353.80, 1,057,211,030.70 and 600,503,200.20 is: 900,754,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,807,353.80 : 1,057,211,030.70 = 600,503,200.20 : x
  2. Step 2: Convert to fraction form
    704,807,353.80/1,057,211,030.70 = 600,503,200.20/x
  3. Step 3: Cross multiply
    704,807,353.80x = 1,057,211,030.70 × 600,503,200.20
  4. Step 4: Simplify right side
    704,807,353.80x = 634,858,607,222,090,496
  5. Step 5: Solve for x
    x = 634,858,607,222,090,496/704,807,353.80
  6. Step 6: Final answer
    x = 900,754,800.30

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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.