Home / 388,946.25-583,419.39-93,458.25

Finding the Fourth Proportional to 388,946.25, 583,419.39 and 93,458.25

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Solution

The fourth proportional to 388,946.25, 583,419.39 and 93,458.25 is: 140,187.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,946.25 : 583,419.39 = 93,458.25 : x
  2. Step 2: Convert to fraction form
    388,946.25/583,419.39 = 93,458.25/x
  3. Step 3: Cross multiply
    388,946.25x = 583,419.39 × 93,458.25
  4. Step 4: Simplify right side
    388,946.25x = 54,525,355,205.47
  5. Step 5: Solve for x
    x = 54,525,355,205.47/388,946.25
  6. Step 6: Final answer
    x = 140,187.38

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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.