Home / 190,829.60-286,244.40-186,455.60

Finding the Fourth Proportional to 190,829.60, 286,244.40 and 186,455.60

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Solution

The fourth proportional to 190,829.60, 286,244.40 and 186,455.60 is: 279,683.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,829.60 : 286,244.40 = 186,455.60 : x
  2. Step 2: Convert to fraction form
    190,829.60/286,244.40 = 186,455.60/x
  3. Step 3: Cross multiply
    190,829.60x = 286,244.40 × 186,455.60
  4. Step 4: Simplify right side
    190,829.60x = 53,371,871,348.64
  5. Step 5: Solve for x
    x = 53,371,871,348.64/190,829.60
  6. Step 6: Final answer
    x = 279,683.40

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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.