Home / 1,043,902.60-1,565,853.90-512,461.60

Finding the Fourth Proportional to 1,043,902.60, 1,565,853.90 and 512,461.60

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Solution

The fourth proportional to 1,043,902.60, 1,565,853.90 and 512,461.60 is: 768,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,902.60 : 1,565,853.90 = 512,461.60 : x
  2. Step 2: Convert to fraction form
    1,043,902.60/1,565,853.90 = 512,461.60/x
  3. Step 3: Cross multiply
    1,043,902.60x = 1,565,853.90 × 512,461.60
  4. Step 4: Simplify right side
    1,043,902.60x = 802,439,994,960.24
  5. Step 5: Solve for x
    x = 802,439,994,960.24/1,043,902.60
  6. Step 6: Final answer
    x = 768,692.40

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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.