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Finding the Fourth Proportional to 437,046,900.30, 655,570,350.45 and 437,046,900.30

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Solution

The fourth proportional to 437,046,900.30, 655,570,350.45 and 437,046,900.30 is: 655,570,350.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,046,900.30 : 655,570,350.45 = 437,046,900.30 : x
  2. Step 2: Convert to fraction form
    437,046,900.30/655,570,350.45 = 437,046,900.30/x
  3. Step 3: Cross multiply
    437,046,900.30x = 655,570,350.45 × 437,046,900.30
  4. Step 4: Simplify right side
    437,046,900.30x = 286,514,989,592,757,248
  5. Step 5: Solve for x
    x = 286,514,989,592,757,248/437,046,900.30
  6. Step 6: Final answer
    x = 655,570,350.45

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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.