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Finding the Fourth Proportional to 6,048,207.90, 8,478,688.50 and 6,048,207.90

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Solution

The fourth proportional to 6,048,207.90, 8,478,688.50 and 6,048,207.90 is: 8,478,688.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,048,207.90 : 8,478,688.50 = 6,048,207.90 : x
  2. Step 2: Convert to fraction form
    6,048,207.90/8,478,688.50 = 6,048,207.90/x
  3. Step 3: Cross multiply
    6,048,207.90x = 8,478,688.50 × 6,048,207.90
  4. Step 4: Simplify right side
    6,048,207.90x = 51,280,870,767,339.16
  5. Step 5: Solve for x
    x = 51,280,870,767,339.16/6,048,207.90
  6. Step 6: Final answer
    x = 8,478,688.50

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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.