Home / 1,192,002.60-1,788,003.90-293,437.20

Finding the Fourth Proportional to 1,192,002.60, 1,788,003.90 and 293,437.20

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Solution

The fourth proportional to 1,192,002.60, 1,788,003.90 and 293,437.20 is: 440,155.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,002.60 : 1,788,003.90 = 293,437.20 : x
  2. Step 2: Convert to fraction form
    1,192,002.60/1,788,003.90 = 293,437.20/x
  3. Step 3: Cross multiply
    1,192,002.60x = 1,788,003.90 × 293,437.20
  4. Step 4: Simplify right side
    1,192,002.60x = 524,666,858,005.08
  5. Step 5: Solve for x
    x = 524,666,858,005.08/1,192,002.60
  6. Step 6: Final answer
    x = 440,155.80

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Double scale
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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.