Home / 468,520.48-646,532.04-264,558.16

Finding the Fourth Proportional to 468,520.48, 646,532.04 and 264,558.16

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Solution

The fourth proportional to 468,520.48, 646,532.04 and 264,558.16 is: 365,075.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,520.48 : 646,532.04 = 264,558.16 : x
  2. Step 2: Convert to fraction form
    468,520.48/646,532.04 = 264,558.16/x
  3. Step 3: Cross multiply
    468,520.48x = 646,532.04 × 264,558.16
  4. Step 4: Simplify right side
    468,520.48x = 171,045,326,883.45
  5. Step 5: Solve for x
    x = 171,045,326,883.45/468,520.48
  6. Step 6: Final answer
    x = 365,075.45

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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.