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Finding the Fourth Proportional to 592,025.06, 817,069.41 and 388,247.42

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Solution

The fourth proportional to 592,025.06, 817,069.41 and 388,247.42 is: 535,830.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,025.06 : 817,069.41 = 388,247.42 : x
  2. Step 2: Convert to fraction form
    592,025.06/817,069.41 = 388,247.42/x
  3. Step 3: Cross multiply
    592,025.06x = 817,069.41 × 388,247.42
  4. Step 4: Simplify right side
    592,025.06x = 317,225,090,393.42
  5. Step 5: Solve for x
    x = 317,225,090,393.42/592,025.06
  6. Step 6: Final answer
    x = 535,830.51

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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.