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Finding the Fourth Proportional to 593,168.80, 818,482.32 and 338,538.40

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Solution

The fourth proportional to 593,168.80, 818,482.32 and 338,538.40 is: 467,131.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,168.80 : 818,482.32 = 338,538.40 : x
  2. Step 2: Convert to fraction form
    593,168.80/818,482.32 = 338,538.40/x
  3. Step 3: Cross multiply
    593,168.80x = 818,482.32 × 338,538.40
  4. Step 4: Simplify right side
    593,168.80x = 277,087,695,041.09
  5. Step 5: Solve for x
    x = 277,087,695,041.09/593,168.80
  6. Step 6: Final answer
    x = 467,131.27

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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.