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Finding the Fourth Proportional to 9,249,747.70, 13,874,621.55 and 9,249,747.70

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Solution

The fourth proportional to 9,249,747.70, 13,874,621.55 and 9,249,747.70 is: 13,874,621.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,249,747.70 : 13,874,621.55 = 9,249,747.70 : x
  2. Step 2: Convert to fraction form
    9,249,747.70/13,874,621.55 = 9,249,747.70/x
  3. Step 3: Cross multiply
    9,249,747.70x = 13,874,621.55 × 9,249,747.70
  4. Step 4: Simplify right side
    9,249,747.70x = 128,336,748,770,482.94
  5. Step 5: Solve for x
    x = 128,336,748,770,482.94/9,249,747.70
  6. Step 6: Final answer
    x = 13,874,621.55

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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.