Home / 868,438.54-1,303,029.60-363,117.64

Finding the Fourth Proportional to 868,438.54, 1,303,029.60 and 363,117.64

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Solution

The fourth proportional to 868,438.54, 1,303,029.60 and 363,117.64 is: 544,831.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,438.54 : 1,303,029.60 = 363,117.64 : x
  2. Step 2: Convert to fraction form
    868,438.54/1,303,029.60 = 363,117.64/x
  3. Step 3: Cross multiply
    868,438.54x = 1,303,029.60 × 363,117.64
  4. Step 4: Simplify right side
    868,438.54x = 473,153,033,202.14
  5. Step 5: Solve for x
    x = 473,153,033,202.14/868,438.54
  6. Step 6: Final answer
    x = 544,831.92

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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.