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Finding the Fourth Proportional to 565,424,000.80, 848,773,730.40 and 436,602,702.40

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Solution

The fourth proportional to 565,424,000.80, 848,773,730.40 and 436,602,702.40 is: 655,396,488.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,424,000.80 : 848,773,730.40 = 436,602,702.40 : x
  2. Step 2: Convert to fraction form
    565,424,000.80/848,773,730.40 = 436,602,702.40/x
  3. Step 3: Cross multiply
    565,424,000.80x = 848,773,730.40 × 436,602,702.40
  4. Step 4: Simplify right side
    565,424,000.80x = 370,576,904,418,769,024
  5. Step 5: Solve for x
    x = 370,576,904,418,769,024/565,424,000.80
  6. Step 6: Final answer
    x = 655,396,488.11

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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.