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Finding the Fourth Proportional to 361,341.64, 539,434.61 and 337,328.32

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Solution

The fourth proportional to 361,341.64, 539,434.61 and 337,328.32 is: 503,585.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,341.64 : 539,434.61 = 337,328.32 : x
  2. Step 2: Convert to fraction form
    361,341.64/539,434.61 = 337,328.32/x
  3. Step 3: Cross multiply
    361,341.64x = 539,434.61 × 337,328.32
  4. Step 4: Simplify right side
    361,341.64x = 181,966,570,741.16
  5. Step 5: Solve for x
    x = 181,966,570,741.16/361,341.64
  6. Step 6: Final answer
    x = 503,585.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.