Home / 640,923.60-960,783.98-241,832.55

Finding the Fourth Proportional to 640,923.60, 960,783.98 and 241,832.55

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Solution

The fourth proportional to 640,923.60, 960,783.98 and 241,832.55 is: 362,521.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,923.60 : 960,783.98 = 241,832.55 : x
  2. Step 2: Convert to fraction form
    640,923.60/960,783.98 = 241,832.55/x
  3. Step 3: Cross multiply
    640,923.60x = 960,783.98 × 241,832.55
  4. Step 4: Simplify right side
    640,923.60x = 232,348,838,673.39
  5. Step 5: Solve for x
    x = 232,348,838,673.39/640,923.60
  6. Step 6: Final answer
    x = 362,521.90

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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.