Home / 500,272.04-690,981.30-364,090.04

Finding the Fourth Proportional to 500,272.04, 690,981.30 and 364,090.04

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Solution

The fourth proportional to 500,272.04, 690,981.30 and 364,090.04 is: 502,885.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,272.04 : 690,981.30 = 364,090.04 : x
  2. Step 2: Convert to fraction form
    500,272.04/690,981.30 = 364,090.04/x
  3. Step 3: Cross multiply
    500,272.04x = 690,981.30 × 364,090.04
  4. Step 4: Simplify right side
    500,272.04x = 251,579,409,156.25
  5. Step 5: Solve for x
    x = 251,579,409,156.25/500,272.04
  6. Step 6: Final answer
    x = 502,885.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.