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Finding the Fourth Proportional to 7,174,570.54, 9,895,308.69 and 4,596,491.20

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Solution

The fourth proportional to 7,174,570.54, 9,895,308.69 and 4,596,491.20 is: 6,339,571.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174,570.54 : 9,895,308.69 = 4,596,491.20 : x
  2. Step 2: Convert to fraction form
    7,174,570.54/9,895,308.69 = 4,596,491.20/x
  3. Step 3: Cross multiply
    7,174,570.54x = 9,895,308.69 × 4,596,491.20
  4. Step 4: Simplify right side
    7,174,570.54x = 45,483,699,314,868.53
  5. Step 5: Solve for x
    x = 45,483,699,314,868.53/7,174,570.54
  6. Step 6: Final answer
    x = 6,339,571.00

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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.