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Finding the Fourth Proportional to 531,476,571.60, 797,214,857.40 and 483,009,152.40

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Solution

The fourth proportional to 531,476,571.60, 797,214,857.40 and 483,009,152.40 is: 724,513,728.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,476,571.60 : 797,214,857.40 = 483,009,152.40 : x
  2. Step 2: Convert to fraction form
    531,476,571.60/797,214,857.40 = 483,009,152.40/x
  3. Step 3: Cross multiply
    531,476,571.60x = 797,214,857.40 × 483,009,152.40
  4. Step 4: Simplify right side
    531,476,571.60x = 385,062,072,553,460,864
  5. Step 5: Solve for x
    x = 385,062,072,553,460,864/531,476,571.60
  6. Step 6: Final answer
    x = 724,513,728.60

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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.