Home / 445,411.52-614,693.04-264,230.72

Finding the Fourth Proportional to 445,411.52, 614,693.04 and 264,230.72

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Solution

The fourth proportional to 445,411.52, 614,693.04 and 264,230.72 is: 364,653.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,411.52 : 614,693.04 = 264,230.72 : x
  2. Step 2: Convert to fraction form
    445,411.52/614,693.04 = 264,230.72/x
  3. Step 3: Cross multiply
    445,411.52x = 614,693.04 × 264,230.72
  4. Step 4: Simplify right side
    445,411.52x = 162,420,784,538.19
  5. Step 5: Solve for x
    x = 162,420,784,538.19/445,411.52
  6. Step 6: Final answer
    x = 364,653.31

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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.