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Finding the Fourth Proportional to 4,402,001.40, 6,173,999.40 and 4,402,001.40

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Solution

The fourth proportional to 4,402,001.40, 6,173,999.40 and 4,402,001.40 is: 6,173,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,402,001.40 : 6,173,999.40 = 4,402,001.40 : x
  2. Step 2: Convert to fraction form
    4,402,001.40/6,173,999.40 = 4,402,001.40/x
  3. Step 3: Cross multiply
    4,402,001.40x = 6,173,999.40 × 4,402,001.40
  4. Step 4: Simplify right side
    4,402,001.40x = 27,177,954,002,399.16
  5. Step 5: Solve for x
    x = 27,177,954,002,399.16/4,402,001.40
  6. Step 6: Final answer
    x = 6,173,999.40

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Similar ratio
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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.