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Finding the Fourth Proportional to 599,100,940.80, 898,651,411.20 and 525,048,537.60

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Solution

The fourth proportional to 599,100,940.80, 898,651,411.20 and 525,048,537.60 is: 787,572,806.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,100,940.80 : 898,651,411.20 = 525,048,537.60 : x
  2. Step 2: Convert to fraction form
    599,100,940.80/898,651,411.20 = 525,048,537.60/x
  3. Step 3: Cross multiply
    599,100,940.80x = 898,651,411.20 × 525,048,537.60
  4. Step 4: Simplify right side
    599,100,940.80x = 471,835,609,262,736,320
  5. Step 5: Solve for x
    x = 471,835,609,262,736,320/599,100,940.80
  6. Step 6: Final answer
    x = 787,572,806.40

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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.