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Finding the Fourth Proportional to 7,176,327.84, 10,764,491.40 and 4,925,642.40

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Solution

The fourth proportional to 7,176,327.84, 10,764,491.40 and 4,925,642.40 is: 7,388,463.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176,327.84 : 10,764,491.40 = 4,925,642.40 : x
  2. Step 2: Convert to fraction form
    7,176,327.84/10,764,491.40 = 4,925,642.40/x
  3. Step 3: Cross multiply
    7,176,327.84x = 10,764,491.40 × 4,925,642.40
  4. Step 4: Simplify right side
    7,176,327.84x = 53,022,035,254,275.37
  5. Step 5: Solve for x
    x = 53,022,035,254,275.37/7,176,327.84
  6. Step 6: Final answer
    x = 7,388,463.35

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Double scale
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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.