Home / 545,815.20-819,951.60-524,925.60

Finding the Fourth Proportional to 545,815.20, 819,951.60 and 524,925.60

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Solution

The fourth proportional to 545,815.20, 819,951.60 and 524,925.60 is: 788,570.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,815.20 : 819,951.60 = 524,925.60 : x
  2. Step 2: Convert to fraction form
    545,815.20/819,951.60 = 524,925.60/x
  3. Step 3: Cross multiply
    545,815.20x = 819,951.60 × 524,925.60
  4. Step 4: Simplify right side
    545,815.20x = 430,413,585,600.96
  5. Step 5: Solve for x
    x = 430,413,585,600.96/545,815.20
  6. Step 6: Final answer
    x = 788,570.17

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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.