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Finding the Fourth Proportional to 652,273.60, 911,316.80 and 652,273.60

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Solution

The fourth proportional to 652,273.60, 911,316.80 and 652,273.60 is: 911,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,273.60 : 911,316.80 = 652,273.60 : x
  2. Step 2: Convert to fraction form
    652,273.60/911,316.80 = 652,273.60/x
  3. Step 3: Cross multiply
    652,273.60x = 911,316.80 × 652,273.60
  4. Step 4: Simplify right side
    652,273.60x = 594,427,889,876.48
  5. Step 5: Solve for x
    x = 594,427,889,876.48/652,273.60
  6. Step 6: Final answer
    x = 911,316.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.