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Finding the Fourth Proportional to 522,793,399.65, 784,358,061.08 and 350,464,798.05

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Solution

The fourth proportional to 522,793,399.65, 784,358,061.08 and 350,464,798.05 is: 525,809,793.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,793,399.65 : 784,358,061.08 = 350,464,798.05 : x
  2. Step 2: Convert to fraction form
    522,793,399.65/784,358,061.08 = 350,464,798.05/x
  3. Step 3: Cross multiply
    522,793,399.65x = 784,358,061.08 × 350,464,798.05
  4. Step 4: Simplify right side
    522,793,399.65x = 274,889,889,473,539,456
  5. Step 5: Solve for x
    x = 274,889,889,473,539,456/522,793,399.65
  6. Step 6: Final answer
    x = 525,809,793.42

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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.