Home / 446,621.40-616,330.54-245,413.08

Finding the Fourth Proportional to 446,621.40, 616,330.54 and 245,413.08

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Solution

The fourth proportional to 446,621.40, 616,330.54 and 245,413.08 is: 338,666.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,621.40 : 616,330.54 = 245,413.08 : x
  2. Step 2: Convert to fraction form
    446,621.40/616,330.54 = 245,413.08/x
  3. Step 3: Cross multiply
    446,621.40x = 616,330.54 × 245,413.08
  4. Step 4: Simplify right side
    446,621.40x = 151,255,576,119.46
  5. Step 5: Solve for x
    x = 151,255,576,119.46/446,621.40
  6. Step 6: Final answer
    x = 338,666.21

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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.