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Finding the Fourth Proportional to 495,470.61, 684,056.49 and 444,393.23

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Solution

The fourth proportional to 495,470.61, 684,056.49 and 444,393.23 is: 613,538.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,470.61 : 684,056.49 = 444,393.23 : x
  2. Step 2: Convert to fraction form
    495,470.61/684,056.49 = 444,393.23/x
  3. Step 3: Cross multiply
    495,470.61x = 684,056.49 × 444,393.23
  4. Step 4: Simplify right side
    495,470.61x = 303,990,069,673.28
  5. Step 5: Solve for x
    x = 303,990,069,673.28/495,470.61
  6. Step 6: Final answer
    x = 613,538.05

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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.