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Finding the Fourth Proportional to 364,059,319.20, 546,088,978.80 and 241,615,312.80

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Solution

The fourth proportional to 364,059,319.20, 546,088,978.80 and 241,615,312.80 is: 362,422,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,059,319.20 : 546,088,978.80 = 241,615,312.80 : x
  2. Step 2: Convert to fraction form
    364,059,319.20/546,088,978.80 = 241,615,312.80/x
  3. Step 3: Cross multiply
    364,059,319.20x = 546,088,978.80 × 241,615,312.80
  4. Step 4: Simplify right side
    364,059,319.20x = 131,943,459,429,394,560
  5. Step 5: Solve for x
    x = 131,943,459,429,394,560/364,059,319.20
  6. Step 6: Final answer
    x = 362,422,969.20

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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.