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Finding the Fourth Proportional to 597,920.40, 896,880.60 and 572,004.45

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Solution

The fourth proportional to 597,920.40, 896,880.60 and 572,004.45 is: 858,006.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,920.40 : 896,880.60 = 572,004.45 : x
  2. Step 2: Convert to fraction form
    597,920.40/896,880.60 = 572,004.45/x
  3. Step 3: Cross multiply
    597,920.40x = 896,880.60 × 572,004.45
  4. Step 4: Simplify right side
    597,920.40x = 513,019,694,318.67
  5. Step 5: Solve for x
    x = 513,019,694,318.67/597,920.40
  6. Step 6: Final answer
    x = 858,006.68

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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.