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Finding the Fourth Proportional to 593,483.09, 819,290.50 and 338,785.07

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Solution

The fourth proportional to 593,483.09, 819,290.50 and 338,785.07 is: 467,685.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,483.09 : 819,290.50 = 338,785.07 : x
  2. Step 2: Convert to fraction form
    593,483.09/819,290.50 = 338,785.07/x
  3. Step 3: Cross multiply
    593,483.09x = 819,290.50 × 338,785.07
  4. Step 4: Simplify right side
    593,483.09x = 277,563,389,392.84
  5. Step 5: Solve for x
    x = 277,563,389,392.84/593,483.09
  6. Step 6: Final answer
    x = 467,685.42

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Double scale
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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.