Home / 348,823.40-523,235.10-171,444.20

Finding the Fourth Proportional to 348,823.40, 523,235.10 and 171,444.20

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Solution

The fourth proportional to 348,823.40, 523,235.10 and 171,444.20 is: 257,166.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,823.40 : 523,235.10 = 171,444.20 : x
  2. Step 2: Convert to fraction form
    348,823.40/523,235.10 = 171,444.20/x
  3. Step 3: Cross multiply
    348,823.40x = 523,235.10 × 171,444.20
  4. Step 4: Simplify right side
    348,823.40x = 89,705,623,131.42
  5. Step 5: Solve for x
    x = 89,705,623,131.42/348,823.40
  6. Step 6: Final answer
    x = 257,166.30

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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.