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Finding the Fourth Proportional to 662,406.60, 993,609.90 and 596,051.40

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Solution

The fourth proportional to 662,406.60, 993,609.90 and 596,051.40 is: 894,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,406.60 : 993,609.90 = 596,051.40 : x
  2. Step 2: Convert to fraction form
    662,406.60/993,609.90 = 596,051.40/x
  3. Step 3: Cross multiply
    662,406.60x = 993,609.90 × 596,051.40
  4. Step 4: Simplify right side
    662,406.60x = 592,242,571,948.86
  5. Step 5: Solve for x
    x = 592,242,571,948.86/662,406.60
  6. Step 6: Final answer
    x = 894,077.10

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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.