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Finding the Fourth Proportional to 599,314,972.80, 897,460,804.80 and 478,382,620.80

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Solution

The fourth proportional to 599,314,972.80, 897,460,804.80 and 478,382,620.80 is: 716,367,304.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,314,972.80 : 897,460,804.80 = 478,382,620.80 : x
  2. Step 2: Convert to fraction form
    599,314,972.80/897,460,804.80 = 478,382,620.80/x
  3. Step 3: Cross multiply
    599,314,972.80x = 897,460,804.80 × 478,382,620.80
  4. Step 4: Simplify right side
    599,314,972.80x = 429,329,651,865,501,184
  5. Step 5: Solve for x
    x = 429,329,651,865,501,184/599,314,972.80
  6. Step 6: Final answer
    x = 716,367,304.92

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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.