Home / 868,145.60-1,300,144.80-532,222.40

Finding the Fourth Proportional to 868,145.60, 1,300,144.80 and 532,222.40

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Solution

The fourth proportional to 868,145.60, 1,300,144.80 and 532,222.40 is: 797,062.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,145.60 : 1,300,144.80 = 532,222.40 : x
  2. Step 2: Convert to fraction form
    868,145.60/1,300,144.80 = 532,222.40/x
  3. Step 3: Cross multiply
    868,145.60x = 1,300,144.80 × 532,222.40
  4. Step 4: Simplify right side
    868,145.60x = 691,966,185,803.52
  5. Step 5: Solve for x
    x = 691,966,185,803.52/868,145.60
  6. Step 6: Final answer
    x = 797,062.37

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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.