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Finding the Fourth Proportional to 835,732,337.10, 1,253,598,505.65 and 835,732,337.10

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Solution

The fourth proportional to 835,732,337.10, 1,253,598,505.65 and 835,732,337.10 is: 1,253,598,505.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,732,337.10 : 1,253,598,505.65 = 835,732,337.10 : x
  2. Step 2: Convert to fraction form
    835,732,337.10/1,253,598,505.65 = 835,732,337.10/x
  3. Step 3: Cross multiply
    835,732,337.10x = 1,253,598,505.65 × 835,732,337.10
  4. Step 4: Simplify right side
    835,732,337.10x = 1,047,672,808,911,942,144
  5. Step 5: Solve for x
    x = 1,047,672,808,911,942,144/835,732,337.10
  6. Step 6: Final answer
    x = 1,253,598,505.65

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1.5x scale

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.