Home / 705,345.37-973,674.48-476,213.05

Finding the Fourth Proportional to 705,345.37, 973,674.48 and 476,213.05

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Solution

The fourth proportional to 705,345.37, 973,674.48 and 476,213.05 is: 657,375.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,345.37 : 973,674.48 = 476,213.05 : x
  2. Step 2: Convert to fraction form
    705,345.37/973,674.48 = 476,213.05/x
  3. Step 3: Cross multiply
    705,345.37x = 973,674.48 × 476,213.05
  4. Step 4: Simplify right side
    705,345.37x = 463,676,493,827.96
  5. Step 5: Solve for x
    x = 463,676,493,827.96/705,345.37
  6. Step 6: Final answer
    x = 657,375.12

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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.