Home / 348,017.60-522,026.40-327,281.60

Finding the Fourth Proportional to 348,017.60, 522,026.40 and 327,281.60

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Solution

The fourth proportional to 348,017.60, 522,026.40 and 327,281.60 is: 490,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,017.60 : 522,026.40 = 327,281.60 : x
  2. Step 2: Convert to fraction form
    348,017.60/522,026.40 = 327,281.60/x
  3. Step 3: Cross multiply
    348,017.60x = 522,026.40 × 327,281.60
  4. Step 4: Simplify right side
    348,017.60x = 170,849,635,434.24
  5. Step 5: Solve for x
    x = 170,849,635,434.24/348,017.60
  6. Step 6: Final answer
    x = 490,922.40

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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.