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Finding the Fourth Proportional to 539,232,000.30, 808,848,000.45 and 539,232,000.30

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Solution

The fourth proportional to 539,232,000.30, 808,848,000.45 and 539,232,000.30 is: 808,848,000.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,232,000.30 : 808,848,000.45 = 539,232,000.30 : x
  2. Step 2: Convert to fraction form
    539,232,000.30/808,848,000.45 = 539,232,000.30/x
  3. Step 3: Cross multiply
    539,232,000.30x = 808,848,000.45 × 539,232,000.30
  4. Step 4: Simplify right side
    539,232,000.30x = 436,156,725,221,308,800
  5. Step 5: Solve for x
    x = 436,156,725,221,308,800/539,232,000.30
  6. Step 6: Final answer
    x = 808,848,000.45

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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.