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Finding the Fourth Proportional to 459,304.86, 633,862.32 and 255,359.16

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Solution

The fourth proportional to 459,304.86, 633,862.32 and 255,359.16 is: 352,407.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,304.86 : 633,862.32 = 255,359.16 : x
  2. Step 2: Convert to fraction form
    459,304.86/633,862.32 = 255,359.16/x
  3. Step 3: Cross multiply
    459,304.86x = 633,862.32 × 255,359.16
  4. Step 4: Simplify right side
    459,304.86x = 161,862,549,590.85
  5. Step 5: Solve for x
    x = 161,862,549,590.85/459,304.86
  6. Step 6: Final answer
    x = 352,407.66

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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.