Home / 858,500.32-1,184,784.18-476,533.48

Finding the Fourth Proportional to 858,500.32, 1,184,784.18 and 476,533.48

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Solution

The fourth proportional to 858,500.32, 1,184,784.18 and 476,533.48 is: 657,646.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,500.32 : 1,184,784.18 = 476,533.48 : x
  2. Step 2: Convert to fraction form
    858,500.32/1,184,784.18 = 476,533.48/x
  3. Step 3: Cross multiply
    858,500.32x = 1,184,784.18 × 476,533.48
  4. Step 4: Simplify right side
    858,500.32x = 564,589,328,344.35
  5. Step 5: Solve for x
    x = 564,589,328,344.35/858,500.32
  6. Step 6: Final answer
    x = 657,646.03

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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.