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Finding the Fourth Proportional to 367,013.04, 506,515.32 and 216,158.64

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Solution

The fourth proportional to 367,013.04, 506,515.32 and 216,158.64 is: 298,320.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,013.04 : 506,515.32 = 216,158.64 : x
  2. Step 2: Convert to fraction form
    367,013.04/506,515.32 = 216,158.64/x
  3. Step 3: Cross multiply
    367,013.04x = 506,515.32 × 216,158.64
  4. Step 4: Simplify right side
    367,013.04x = 109,487,662,710.37
  5. Step 5: Solve for x
    x = 109,487,662,710.37/367,013.04
  6. Step 6: Final answer
    x = 298,320.91

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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.