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Finding the Fourth Proportional to 6,048,235.40, 8,478,727 and 6,048,235.40

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Solution

The fourth proportional to 6,048,235.40, 8,478,727 and 6,048,235.40 is: 8,478,727

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,048,235.40 : 8,478,727 = 6,048,235.40 : x
  2. Step 2: Convert to fraction form
    6,048,235.40/8,478,727 = 6,048,235.40/x
  3. Step 3: Cross multiply
    6,048,235.40x = 8,478,727 × 6,048,235.40
  4. Step 4: Simplify right side
    6,048,235.40x = 51,281,336,788,335.80
  5. Step 5: Solve for x
    x = 51,281,336,788,335.80/6,048,235.40
  6. Step 6: Final answer
    x = 8,478,727

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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.