Home / 506,403.90-759,979.08-240,165.18

Finding the Fourth Proportional to 506,403.90, 759,979.08 and 240,165.18

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Solution

The fourth proportional to 506,403.90, 759,979.08 and 240,165.18 is: 360,424.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,403.90 : 759,979.08 = 240,165.18 : x
  2. Step 2: Convert to fraction form
    506,403.90/759,979.08 = 240,165.18/x
  3. Step 3: Cross multiply
    506,403.90x = 759,979.08 × 240,165.18
  4. Step 4: Simplify right side
    506,403.90x = 182,520,512,544.43
  5. Step 5: Solve for x
    x = 182,520,512,544.43/506,403.90
  6. Step 6: Final answer
    x = 360,424.78

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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.