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Finding the Fourth Proportional to 6,508,709.70, 8,983,013.58 and 4,154,924.22

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Solution

The fourth proportional to 6,508,709.70, 8,983,013.58 and 4,154,924.22 is: 5,734,430.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,508,709.70 : 8,983,013.58 = 4,154,924.22 : x
  2. Step 2: Convert to fraction form
    6,508,709.70/8,983,013.58 = 4,154,924.22/x
  3. Step 3: Cross multiply
    6,508,709.70x = 8,983,013.58 × 4,154,924.22
  4. Step 4: Simplify right side
    6,508,709.70x = 37,323,740,692,130.91
  5. Step 5: Solve for x
    x = 37,323,740,692,130.91/6,508,709.70
  6. Step 6: Final answer
    x = 5,734,430.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.