Home / 1,177,699.40-1,766,549.10-291,235.40

Finding the Fourth Proportional to 1,177,699.40, 1,766,549.10 and 291,235.40

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Solution

The fourth proportional to 1,177,699.40, 1,766,549.10 and 291,235.40 is: 436,853.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,699.40 : 1,766,549.10 = 291,235.40 : x
  2. Step 2: Convert to fraction form
    1,177,699.40/1,766,549.10 = 291,235.40/x
  3. Step 3: Cross multiply
    1,177,699.40x = 1,766,549.10 × 291,235.40
  4. Step 4: Simplify right side
    1,177,699.40x = 514,481,633,758.14
  5. Step 5: Solve for x
    x = 514,481,633,758.14/1,177,699.40
  6. Step 6: Final answer
    x = 436,853.10

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Double scale
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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.