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Finding the Fourth Proportional to 590,549.60, 885,824.40 and 410,146.40

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Solution

The fourth proportional to 590,549.60, 885,824.40 and 410,146.40 is: 615,219.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,549.60 : 885,824.40 = 410,146.40 : x
  2. Step 2: Convert to fraction form
    590,549.60/885,824.40 = 410,146.40/x
  3. Step 3: Cross multiply
    590,549.60x = 885,824.40 × 410,146.40
  4. Step 4: Simplify right side
    590,549.60x = 363,317,688,692.16
  5. Step 5: Solve for x
    x = 363,317,688,692.16/590,549.60
  6. Step 6: Final answer
    x = 615,219.60

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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.