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Finding the Fourth Proportional to 586,274,630.40, 879,411,945.60 and 299,022,969.60

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Solution

The fourth proportional to 586,274,630.40, 879,411,945.60 and 299,022,969.60 is: 448,534,454.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,274,630.40 : 879,411,945.60 = 299,022,969.60 : x
  2. Step 2: Convert to fraction form
    586,274,630.40/879,411,945.60 = 299,022,969.60/x
  3. Step 3: Cross multiply
    586,274,630.40x = 879,411,945.60 × 299,022,969.60
  4. Step 4: Simplify right side
    586,274,630.40x = 262,964,371,475,025,696
  5. Step 5: Solve for x
    x = 262,964,371,475,025,696/586,274,630.40
  6. Step 6: Final answer
    x = 448,534,454.40

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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.