Home / 705,737.07-973,918.22-383,447.05

Finding the Fourth Proportional to 705,737.07, 973,918.22 and 383,447.05

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Solution

The fourth proportional to 705,737.07, 973,918.22 and 383,447.05 is: 529,157.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,737.07 : 973,918.22 = 383,447.05 : x
  2. Step 2: Convert to fraction form
    705,737.07/973,918.22 = 383,447.05/x
  3. Step 3: Cross multiply
    705,737.07x = 973,918.22 × 383,447.05
  4. Step 4: Simplify right side
    705,737.07x = 373,446,064,048.22
  5. Step 5: Solve for x
    x = 373,446,064,048.22/705,737.07
  6. Step 6: Final answer
    x = 529,157.50

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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.