Home / 916,030.58-1,373,381.57-615,766.42

Finding the Fourth Proportional to 916,030.58, 1,373,381.57 and 615,766.42

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Solution

The fourth proportional to 916,030.58, 1,373,381.57 and 615,766.42 is: 923,203.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,030.58 : 1,373,381.57 = 615,766.42 : x
  2. Step 2: Convert to fraction form
    916,030.58/1,373,381.57 = 615,766.42/x
  3. Step 3: Cross multiply
    916,030.58x = 1,373,381.57 × 615,766.42
  4. Step 4: Simplify right side
    916,030.58x = 845,682,247,887.55
  5. Step 5: Solve for x
    x = 845,682,247,887.55/916,030.58
  6. Step 6: Final answer
    x = 923,203.07

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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.