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Finding the Fourth Proportional to 452,581.13, 624,492.52 and 261,557.63

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Solution

The fourth proportional to 452,581.13, 624,492.52 and 261,557.63 is: 360,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,581.13 : 624,492.52 = 261,557.63 : x
  2. Step 2: Convert to fraction form
    452,581.13/624,492.52 = 261,557.63/x
  3. Step 3: Cross multiply
    452,581.13x = 624,492.52 × 261,557.63
  4. Step 4: Simplify right side
    452,581.13x = 163,340,783,483.93
  5. Step 5: Solve for x
    x = 163,340,783,483.93/452,581.13
  6. Step 6: Final answer
    x = 360,909.40

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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.