Home / 839,037.04-1,157,865.48-457,064.08

Finding the Fourth Proportional to 839,037.04, 1,157,865.48 and 457,064.08

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Solution

The fourth proportional to 839,037.04, 1,157,865.48 and 457,064.08 is: 630,745.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,037.04 : 1,157,865.48 = 457,064.08 : x
  2. Step 2: Convert to fraction form
    839,037.04/1,157,865.48 = 457,064.08/x
  3. Step 3: Cross multiply
    839,037.04x = 1,157,865.48 × 457,064.08
  4. Step 4: Simplify right side
    839,037.04x = 529,218,720,379.96
  5. Step 5: Solve for x
    x = 529,218,720,379.96/839,037.04
  6. Step 6: Final answer
    x = 630,745.36

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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.