Home / 591,640.20-886,877.10-291,875.40

Finding the Fourth Proportional to 591,640.20, 886,877.10 and 291,875.40

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Solution

The fourth proportional to 591,640.20, 886,877.10 and 291,875.40 is: 437,525.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,640.20 : 886,877.10 = 291,875.40 : x
  2. Step 2: Convert to fraction form
    591,640.20/886,877.10 = 291,875.40/x
  3. Step 3: Cross multiply
    591,640.20x = 886,877.10 × 291,875.40
  4. Step 4: Simplify right side
    591,640.20x = 258,857,608,313.34
  5. Step 5: Solve for x
    x = 258,857,608,313.34/591,640.20
  6. Step 6: Final answer
    x = 437,525.39

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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.