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Finding the Fourth Proportional to 9,841,940.40, 13,746,830.10 and 9,841,940.40

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Solution

The fourth proportional to 9,841,940.40, 13,746,830.10 and 9,841,940.40 is: 13,746,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,841,940.40 : 13,746,830.10 = 9,841,940.40 : x
  2. Step 2: Convert to fraction form
    9,841,940.40/13,746,830.10 = 9,841,940.40/x
  3. Step 3: Cross multiply
    9,841,940.40x = 13,746,830.10 × 9,841,940.40
  4. Step 4: Simplify right side
    9,841,940.40x = 135,295,482,533,126.05
  5. Step 5: Solve for x
    x = 135,295,482,533,126.05/9,841,940.40
  6. Step 6: Final answer
    x = 13,746,830.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.