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Finding the Fourth Proportional to 34,339,600.80, 51,509,401.20 and 10,401,962.40

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Solution

The fourth proportional to 34,339,600.80, 51,509,401.20 and 10,401,962.40 is: 15,602,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,339,600.80 : 51,509,401.20 = 10,401,962.40 : x
  2. Step 2: Convert to fraction form
    34,339,600.80/51,509,401.20 = 10,401,962.40/x
  3. Step 3: Cross multiply
    34,339,600.80x = 51,509,401.20 × 10,401,962.40
  4. Step 4: Simplify right side
    34,339,600.80x = 535,798,854,528,914.94
  5. Step 5: Solve for x
    x = 535,798,854,528,914.94/34,339,600.80
  6. Step 6: Final answer
    x = 15,602,943.60

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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.