Home / 762,854.40-1,144,281.60-201,945.60

Finding the Fourth Proportional to 762,854.40, 1,144,281.60 and 201,945.60

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Solution

The fourth proportional to 762,854.40, 1,144,281.60 and 201,945.60 is: 302,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,854.40 : 1,144,281.60 = 201,945.60 : x
  2. Step 2: Convert to fraction form
    762,854.40/1,144,281.60 = 201,945.60/x
  3. Step 3: Cross multiply
    762,854.40x = 1,144,281.60 × 201,945.60
  4. Step 4: Simplify right side
    762,854.40x = 231,082,634,280.96
  5. Step 5: Solve for x
    x = 231,082,634,280.96/762,854.40
  6. Step 6: Final answer
    x = 302,918.40

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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.