Home / 935,922.68-1,291,573.50-528,111.08

Finding the Fourth Proportional to 935,922.68, 1,291,573.50 and 528,111.08

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Solution

The fourth proportional to 935,922.68, 1,291,573.50 and 528,111.08 is: 728,793.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,922.68 : 1,291,573.50 = 528,111.08 : x
  2. Step 2: Convert to fraction form
    935,922.68/1,291,573.50 = 528,111.08/x
  3. Step 3: Cross multiply
    935,922.68x = 1,291,573.50 × 528,111.08
  4. Step 4: Simplify right side
    935,922.68x = 682,094,275,984.38
  5. Step 5: Solve for x
    x = 682,094,275,984.38/935,922.68
  6. Step 6: Final answer
    x = 728,793.40

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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.