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Finding the Fourth Proportional to 314,648,797.54, 434,077,590.90 and 300,060,742

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Solution

The fourth proportional to 314,648,797.54, 434,077,590.90 and 300,060,742 is: 413,952,460.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,648,797.54 : 434,077,590.90 = 300,060,742 : x
  2. Step 2: Convert to fraction form
    314,648,797.54/434,077,590.90 = 300,060,742/x
  3. Step 3: Cross multiply
    314,648,797.54x = 434,077,590.90 × 300,060,742
  4. Step 4: Simplify right side
    314,648,797.54x = 130,249,644,011,026,448
  5. Step 5: Solve for x
    x = 130,249,644,011,026,448/314,648,797.54
  6. Step 6: Final answer
    x = 413,952,460.74

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.