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Finding the Fourth Proportional to 4,098,160.80, 5,745,823.20 and 4,098,160.80

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Solution

The fourth proportional to 4,098,160.80, 5,745,823.20 and 4,098,160.80 is: 5,745,823.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098,160.80 : 5,745,823.20 = 4,098,160.80 : x
  2. Step 2: Convert to fraction form
    4,098,160.80/5,745,823.20 = 4,098,160.80/x
  3. Step 3: Cross multiply
    4,098,160.80x = 5,745,823.20 × 4,098,160.80
  4. Step 4: Simplify right side
    4,098,160.80x = 23,547,307,401,970.56
  5. Step 5: Solve for x
    x = 23,547,307,401,970.56/4,098,160.80
  6. Step 6: Final answer
    x = 5,745,823.20

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Double scale
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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.