Home / 859,000.92-1,185,435.54-471,852.15

Finding the Fourth Proportional to 859,000.92, 1,185,435.54 and 471,852.15

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Solution

The fourth proportional to 859,000.92, 1,185,435.54 and 471,852.15 is: 651,163.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,000.92 : 1,185,435.54 = 471,852.15 : x
  2. Step 2: Convert to fraction form
    859,000.92/1,185,435.54 = 471,852.15/x
  3. Step 3: Cross multiply
    859,000.92x = 1,185,435.54 × 471,852.15
  4. Step 4: Simplify right side
    859,000.92x = 559,350,308,235.41
  5. Step 5: Solve for x
    x = 559,350,308,235.41/859,000.92
  6. Step 6: Final answer
    x = 651,163.81

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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.