Home / 651,567.60-977,351.40-202,284.90

Finding the Fourth Proportional to 651,567.60, 977,351.40 and 202,284.90

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Solution

The fourth proportional to 651,567.60, 977,351.40 and 202,284.90 is: 303,427.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,567.60 : 977,351.40 = 202,284.90 : x
  2. Step 2: Convert to fraction form
    651,567.60/977,351.40 = 202,284.90/x
  3. Step 3: Cross multiply
    651,567.60x = 977,351.40 × 202,284.90
  4. Step 4: Simplify right side
    651,567.60x = 197,703,430,213.86
  5. Step 5: Solve for x
    x = 197,703,430,213.86/651,567.60
  6. Step 6: Final answer
    x = 303,427.35

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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.