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Finding the Fourth Proportional to 536,551,478.40, 804,827,217.60 and 536,551,478.40

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Solution

The fourth proportional to 536,551,478.40, 804,827,217.60 and 536,551,478.40 is: 804,827,217.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,551,478.40 : 804,827,217.60 = 536,551,478.40 : x
  2. Step 2: Convert to fraction form
    536,551,478.40/804,827,217.60 = 536,551,478.40/x
  3. Step 3: Cross multiply
    536,551,478.40x = 804,827,217.60 × 536,551,478.40
  4. Step 4: Simplify right side
    536,551,478.40x = 431,831,233,459,838,464
  5. Step 5: Solve for x
    x = 431,831,233,459,838,464/536,551,478.40
  6. Step 6: Final answer
    x = 804,827,217.60

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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.