Home / 886,947.80-1,330,421.70-532,362.20

Finding the Fourth Proportional to 886,947.80, 1,330,421.70 and 532,362.20

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Solution

The fourth proportional to 886,947.80, 1,330,421.70 and 532,362.20 is: 798,543.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,947.80 : 1,330,421.70 = 532,362.20 : x
  2. Step 2: Convert to fraction form
    886,947.80/1,330,421.70 = 532,362.20/x
  3. Step 3: Cross multiply
    886,947.80x = 1,330,421.70 × 532,362.20
  4. Step 4: Simplify right side
    886,947.80x = 708,266,223,139.74
  5. Step 5: Solve for x
    x = 708,266,223,139.74/886,947.80
  6. Step 6: Final answer
    x = 798,543.30

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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.