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Finding the Fourth Proportional to 497,668,337.60, 746,502,506.40 and 455,342,014.40

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Solution

The fourth proportional to 497,668,337.60, 746,502,506.40 and 455,342,014.40 is: 683,013,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,668,337.60 : 746,502,506.40 = 455,342,014.40 : x
  2. Step 2: Convert to fraction form
    497,668,337.60/746,502,506.40 = 455,342,014.40/x
  3. Step 3: Cross multiply
    497,668,337.60x = 746,502,506.40 × 455,342,014.40
  4. Step 4: Simplify right side
    497,668,337.60x = 339,913,955,018,824,832
  5. Step 5: Solve for x
    x = 339,913,955,018,824,832/497,668,337.60
  6. Step 6: Final answer
    x = 683,013,021.60

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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.