Home / 535,913.23-802,818.84-310,800.73

Finding the Fourth Proportional to 535,913.23, 802,818.84 and 310,800.73

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Solution

The fourth proportional to 535,913.23, 802,818.84 and 310,800.73 is: 465,591.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,913.23 : 802,818.84 = 310,800.73 : x
  2. Step 2: Convert to fraction form
    535,913.23/802,818.84 = 310,800.73/x
  3. Step 3: Cross multiply
    535,913.23x = 802,818.84 × 310,800.73
  4. Step 4: Simplify right side
    535,913.23x = 249,516,681,529.75
  5. Step 5: Solve for x
    x = 249,516,681,529.75/535,913.23
  6. Step 6: Final answer
    x = 465,591.57

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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.