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Finding the Fourth Proportional to 358,776,044.40, 502,626,584.40 and 358,776,044.40

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Solution

The fourth proportional to 358,776,044.40, 502,626,584.40 and 358,776,044.40 is: 502,626,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,776,044.40 : 502,626,584.40 = 358,776,044.40 : x
  2. Step 2: Convert to fraction form
    358,776,044.40/502,626,584.40 = 358,776,044.40/x
  3. Step 3: Cross multiply
    358,776,044.40x = 502,626,584.40 × 358,776,044.40
  4. Step 4: Simplify right side
    358,776,044.40x = 180,330,377,761,314,720
  5. Step 5: Solve for x
    x = 180,330,377,761,314,720/358,776,044.40
  6. Step 6: Final answer
    x = 502,626,584.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.