Home / 545,813.20-819,948.60-524,923.60

Finding the Fourth Proportional to 545,813.20, 819,948.60 and 524,923.60

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Solution

The fourth proportional to 545,813.20, 819,948.60 and 524,923.60 is: 788,567.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,813.20 : 819,948.60 = 524,923.60 : x
  2. Step 2: Convert to fraction form
    545,813.20/819,948.60 = 524,923.60/x
  3. Step 3: Cross multiply
    545,813.20x = 819,948.60 × 524,923.60
  4. Step 4: Simplify right side
    545,813.20x = 430,410,370,926.96
  5. Step 5: Solve for x
    x = 430,410,370,926.96/545,813.20
  6. Step 6: Final answer
    x = 788,567.17

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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.