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Finding the Fourth Proportional to 606,729.84, 837,287.04 and 338,457.84

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Solution

The fourth proportional to 606,729.84, 837,287.04 and 338,457.84 is: 467,071.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,729.84 : 837,287.04 = 338,457.84 : x
  2. Step 2: Convert to fraction form
    606,729.84/837,287.04 = 338,457.84/x
  3. Step 3: Cross multiply
    606,729.84x = 837,287.04 × 338,457.84
  4. Step 4: Simplify right side
    606,729.84x = 283,386,363,018.39
  5. Step 5: Solve for x
    x = 283,386,363,018.39/606,729.84
  6. Step 6: Final answer
    x = 467,071.74

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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.