Home / 263,263.31-363,303.53-148,566.40

Finding the Fourth Proportional to 263,263.31, 363,303.53 and 148,566.40

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Solution

The fourth proportional to 263,263.31, 363,303.53 and 148,566.40 is: 205,021.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,263.31 : 363,303.53 = 148,566.40 : x
  2. Step 2: Convert to fraction form
    263,263.31/363,303.53 = 148,566.40/x
  3. Step 3: Cross multiply
    263,263.31x = 363,303.53 × 148,566.40
  4. Step 4: Simplify right side
    263,263.31x = 53,974,698,509.01
  5. Step 5: Solve for x
    x = 53,974,698,509.01/263,263.31
  6. Step 6: Final answer
    x = 205,021.72

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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.