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Finding the Fourth Proportional to 367,030.77, 506,210.27 and 303,257.85

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Solution

The fourth proportional to 367,030.77, 506,210.27 and 303,257.85 is: 418,254.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,030.77 : 506,210.27 = 303,257.85 : x
  2. Step 2: Convert to fraction form
    367,030.77/506,210.27 = 303,257.85/x
  3. Step 3: Cross multiply
    367,030.77x = 506,210.27 × 303,257.85
  4. Step 4: Simplify right side
    367,030.77x = 153,512,238,128.12
  5. Step 5: Solve for x
    x = 153,512,238,128.12/367,030.77
  6. Step 6: Final answer
    x = 418,254.41

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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.