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Finding the Fourth Proportional to 440,323.92, 607,833.02 and 297,277.72

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Solution

The fourth proportional to 440,323.92, 607,833.02 and 297,277.72 is: 410,368.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,323.92 : 607,833.02 = 297,277.72 : x
  2. Step 2: Convert to fraction form
    440,323.92/607,833.02 = 297,277.72/x
  3. Step 3: Cross multiply
    440,323.92x = 607,833.02 × 297,277.72
  4. Step 4: Simplify right side
    440,323.92x = 180,695,214,326.31
  5. Step 5: Solve for x
    x = 180,695,214,326.31/440,323.92
  6. Step 6: Final answer
    x = 410,368.84

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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.