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Finding the Fourth Proportional to 615,376.60, 923,064.90 and 601,552.60

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Solution

The fourth proportional to 615,376.60, 923,064.90 and 601,552.60 is: 902,328.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,376.60 : 923,064.90 = 601,552.60 : x
  2. Step 2: Convert to fraction form
    615,376.60/923,064.90 = 601,552.60/x
  3. Step 3: Cross multiply
    615,376.60x = 923,064.90 × 601,552.60
  4. Step 4: Simplify right side
    615,376.60x = 555,272,090,563.74
  5. Step 5: Solve for x
    x = 555,272,090,563.74/615,376.60
  6. Step 6: Final answer
    x = 902,328.90

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Similar ratio
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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.