Home / 566,795.80-782,173.02-312,141.52

Finding the Fourth Proportional to 566,795.80, 782,173.02 and 312,141.52

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Solution

The fourth proportional to 566,795.80, 782,173.02 and 312,141.52 is: 430,752.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,795.80 : 782,173.02 = 312,141.52 : x
  2. Step 2: Convert to fraction form
    566,795.80/782,173.02 = 312,141.52/x
  3. Step 3: Cross multiply
    566,795.80x = 782,173.02 × 312,141.52
  4. Step 4: Simplify right side
    566,795.80x = 244,148,675,365.79
  5. Step 5: Solve for x
    x = 244,148,675,365.79/566,795.80
  6. Step 6: Final answer
    x = 430,752.44

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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.