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Finding the Fourth Proportional to 358,458,606.90, 537,687,910.35 and 358,458,606.90

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Solution

The fourth proportional to 358,458,606.90, 537,687,910.35 and 358,458,606.90 is: 537,687,910.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,458,606.90 : 537,687,910.35 = 358,458,606.90 : x
  2. Step 2: Convert to fraction form
    358,458,606.90/537,687,910.35 = 358,458,606.90/x
  3. Step 3: Cross multiply
    358,458,606.90x = 537,687,910.35 × 358,458,606.90
  4. Step 4: Simplify right side
    358,458,606.90x = 192,738,859,291,033,088
  5. Step 5: Solve for x
    x = 192,738,859,291,033,088/358,458,606.90
  6. Step 6: Final answer
    x = 537,687,910.35

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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.