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Finding the Fourth Proportional to 705,765.02, 973,941.71 and 383,477.42

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Solution

The fourth proportional to 705,765.02, 973,941.71 and 383,477.42 is: 529,191.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,765.02 : 973,941.71 = 383,477.42 : x
  2. Step 2: Convert to fraction form
    705,765.02/973,941.71 = 383,477.42/x
  3. Step 3: Cross multiply
    705,765.02x = 973,941.71 × 383,477.42
  4. Step 4: Simplify right side
    705,765.02x = 373,484,654,698.66
  5. Step 5: Solve for x
    x = 373,484,654,698.66/705,765.02
  6. Step 6: Final answer
    x = 529,191.23

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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.