Home / 651,209.60-976,814.40-546,233.60

Finding the Fourth Proportional to 651,209.60, 976,814.40 and 546,233.60

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Solution

The fourth proportional to 651,209.60, 976,814.40 and 546,233.60 is: 819,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,209.60 : 976,814.40 = 546,233.60 : x
  2. Step 2: Convert to fraction form
    651,209.60/976,814.40 = 546,233.60/x
  3. Step 3: Cross multiply
    651,209.60x = 976,814.40 × 546,233.60
  4. Step 4: Simplify right side
    651,209.60x = 533,568,846,243.84
  5. Step 5: Solve for x
    x = 533,568,846,243.84/651,209.60
  6. Step 6: Final answer
    x = 819,350.40

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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.