Home / 335,729.40-503,594.10-186,430.20

Finding the Fourth Proportional to 335,729.40, 503,594.10 and 186,430.20

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Solution

The fourth proportional to 335,729.40, 503,594.10 and 186,430.20 is: 279,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,729.40 : 503,594.10 = 186,430.20 : x
  2. Step 2: Convert to fraction form
    335,729.40/503,594.10 = 186,430.20/x
  3. Step 3: Cross multiply
    335,729.40x = 503,594.10 × 186,430.20
  4. Step 4: Simplify right side
    335,729.40x = 93,885,148,781.82
  5. Step 5: Solve for x
    x = 93,885,148,781.82/335,729.40
  6. Step 6: Final answer
    x = 279,645.30

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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.