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Finding the Fourth Proportional to 583,090.10, 874,635.15 and 583,090.10

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Solution

The fourth proportional to 583,090.10, 874,635.15 and 583,090.10 is: 874,635.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,090.10 : 874,635.15 = 583,090.10 : x
  2. Step 2: Convert to fraction form
    583,090.10/874,635.15 = 583,090.10/x
  3. Step 3: Cross multiply
    583,090.10x = 874,635.15 × 583,090.10
  4. Step 4: Simplify right side
    583,090.10x = 509,991,097,077.02
  5. Step 5: Solve for x
    x = 509,991,097,077.02/583,090.10
  6. Step 6: Final answer
    x = 874,635.15

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Double scale
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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.