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Finding the Fourth Proportional to 594,611.60, 890,707.80 and 369,280.40

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Solution

The fourth proportional to 594,611.60, 890,707.80 and 369,280.40 is: 553,169.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,611.60 : 890,707.80 = 369,280.40 : x
  2. Step 2: Convert to fraction form
    594,611.60/890,707.80 = 369,280.40/x
  3. Step 3: Cross multiply
    594,611.60x = 890,707.80 × 369,280.40
  4. Step 4: Simplify right side
    594,611.60x = 328,920,932,667.12
  5. Step 5: Solve for x
    x = 328,920,932,667.12/594,611.60
  6. Step 6: Final answer
    x = 553,169.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.