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Finding the Fourth Proportional to 35,520,983.80, 49,779,765.80 and 35,520,983.80

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Solution

The fourth proportional to 35,520,983.80, 49,779,765.80 and 35,520,983.80 is: 49,779,765.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,520,983.80 : 49,779,765.80 = 35,520,983.80 : x
  2. Step 2: Convert to fraction form
    35,520,983.80/49,779,765.80 = 35,520,983.80/x
  3. Step 3: Cross multiply
    35,520,983.80x = 49,779,765.80 × 35,520,983.80
  4. Step 4: Simplify right side
    35,520,983.80x = 1,768,226,254,549,593.75
  5. Step 5: Solve for x
    x = 1,768,226,254,549,593.75/35,520,983.80
  6. Step 6: Final answer
    x = 49,779,765.80

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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.