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Finding the Fourth Proportional to 497,667,614.40, 746,501,421.60 and 437,201,438.40

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Solution

The fourth proportional to 497,667,614.40, 746,501,421.60 and 437,201,438.40 is: 655,802,157.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,667,614.40 : 746,501,421.60 = 437,201,438.40 : x
  2. Step 2: Convert to fraction form
    497,667,614.40/746,501,421.60 = 437,201,438.40/x
  3. Step 3: Cross multiply
    497,667,614.40x = 746,501,421.60 × 437,201,438.40
  4. Step 4: Simplify right side
    497,667,614.40x = 326,371,495,291,164,800
  5. Step 5: Solve for x
    x = 326,371,495,291,164,800/497,667,614.40
  6. Step 6: Final answer
    x = 655,802,157.60

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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.