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Finding the Fourth Proportional to 617,615.80, 926,423.70 and 588,747.40

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Solution

The fourth proportional to 617,615.80, 926,423.70 and 588,747.40 is: 883,121.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,615.80 : 926,423.70 = 588,747.40 : x
  2. Step 2: Convert to fraction form
    617,615.80/926,423.70 = 588,747.40/x
  3. Step 3: Cross multiply
    617,615.80x = 926,423.70 × 588,747.40
  4. Step 4: Simplify right side
    617,615.80x = 545,429,544,673.38
  5. Step 5: Solve for x
    x = 545,429,544,673.38/617,615.80
  6. Step 6: Final answer
    x = 883,121.10

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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.