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Finding the Fourth Proportional to 606,931.65, 837,440.62 and 348,758.71

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Solution

The fourth proportional to 606,931.65, 837,440.62 and 348,758.71 is: 481,215.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,931.65 : 837,440.62 = 348,758.71 : x
  2. Step 2: Convert to fraction form
    606,931.65/837,440.62 = 348,758.71/x
  3. Step 3: Cross multiply
    606,931.65x = 837,440.62 × 348,758.71
  4. Step 4: Simplify right side
    606,931.65x = 292,064,707,367.30
  5. Step 5: Solve for x
    x = 292,064,707,367.30/606,931.65
  6. Step 6: Final answer
    x = 481,215.15

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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.