Home / 661,948.52-991,975.53-377,050.93

Finding the Fourth Proportional to 661,948.52, 991,975.53 and 377,050.93

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Solution

The fourth proportional to 661,948.52, 991,975.53 and 377,050.93 is: 565,036.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,948.52 : 991,975.53 = 377,050.93 : x
  2. Step 2: Convert to fraction form
    661,948.52/991,975.53 = 377,050.93/x
  3. Step 3: Cross multiply
    661,948.52x = 991,975.53 × 377,050.93
  4. Step 4: Simplify right side
    661,948.52x = 374,025,297,219.60
  5. Step 5: Solve for x
    x = 374,025,297,219.60/661,948.52
  6. Step 6: Final answer
    x = 565,036.84

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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.