Home / 656,923.40-985,312.20-183,656.60

Finding the Fourth Proportional to 656,923.40, 985,312.20 and 183,656.60

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Solution

The fourth proportional to 656,923.40, 985,312.20 and 183,656.60 is: 275,464.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,923.40 : 985,312.20 = 183,656.60 : x
  2. Step 2: Convert to fraction form
    656,923.40/985,312.20 = 183,656.60/x
  3. Step 3: Cross multiply
    656,923.40x = 985,312.20 × 183,656.60
  4. Step 4: Simplify right side
    656,923.40x = 180,959,088,590.52
  5. Step 5: Solve for x
    x = 180,959,088,590.52/656,923.40
  6. Step 6: Final answer
    x = 275,464.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.