Home / 651,279.60-976,919.40-533,084.40

Finding the Fourth Proportional to 651,279.60, 976,919.40 and 533,084.40

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Solution

The fourth proportional to 651,279.60, 976,919.40 and 533,084.40 is: 799,626.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,279.60 : 976,919.40 = 533,084.40 : x
  2. Step 2: Convert to fraction form
    651,279.60/976,919.40 = 533,084.40/x
  3. Step 3: Cross multiply
    651,279.60x = 976,919.40 × 533,084.40
  4. Step 4: Simplify right side
    651,279.60x = 520,780,492,197.36
  5. Step 5: Solve for x
    x = 520,780,492,197.36/651,279.60
  6. Step 6: Final answer
    x = 799,626.60

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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.