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Finding the Fourth Proportional to 705,773.42, 973,973.26 and 383,483.52

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Solution

The fourth proportional to 705,773.42, 973,973.26 and 383,483.52 is: 529,210.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,773.42 : 973,973.26 = 383,483.52 : x
  2. Step 2: Convert to fraction form
    705,773.42/973,973.26 = 383,483.52/x
  3. Step 3: Cross multiply
    705,773.42x = 973,973.26 × 383,483.52
  4. Step 4: Simplify right side
    705,773.42x = 373,502,694,130.68
  5. Step 5: Solve for x
    x = 373,502,694,130.68/705,773.42
  6. Step 6: Final answer
    x = 529,210.49

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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.