Home / 859,114.32-1,185,602.36-477,165.70

Finding the Fourth Proportional to 859,114.32, 1,185,602.36 and 477,165.70

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Solution

The fourth proportional to 859,114.32, 1,185,602.36 and 477,165.70 is: 658,502.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,114.32 : 1,185,602.36 = 477,165.70 : x
  2. Step 2: Convert to fraction form
    859,114.32/1,185,602.36 = 477,165.70/x
  3. Step 3: Cross multiply
    859,114.32x = 1,185,602.36 × 477,165.70
  4. Step 4: Simplify right side
    859,114.32x = 565,728,780,031.05
  5. Step 5: Solve for x
    x = 565,728,780,031.05/859,114.32
  6. Step 6: Final answer
    x = 658,502.33

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Double scale
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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.