Home / 629,308.16-867,596.16-609,739.52

Finding the Fourth Proportional to 629,308.16, 867,596.16 and 609,739.52

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Solution

The fourth proportional to 629,308.16, 867,596.16 and 609,739.52 is: 840,617.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,308.16 : 867,596.16 = 609,739.52 : x
  2. Step 2: Convert to fraction form
    629,308.16/867,596.16 = 609,739.52/x
  3. Step 3: Cross multiply
    629,308.16x = 867,596.16 × 609,739.52
  4. Step 4: Simplify right side
    629,308.16x = 529,007,666,152.24
  5. Step 5: Solve for x
    x = 529,007,666,152.24/629,308.16
  6. Step 6: Final answer
    x = 840,617.84

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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.