Home / 1,769,711.40-2,654,567.10-440,015.40

Finding the Fourth Proportional to 1,769,711.40, 2,654,567.10 and 440,015.40

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Solution

The fourth proportional to 1,769,711.40, 2,654,567.10 and 440,015.40 is: 660,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,711.40 : 2,654,567.10 = 440,015.40 : x
  2. Step 2: Convert to fraction form
    1,769,711.40/2,654,567.10 = 440,015.40/x
  3. Step 3: Cross multiply
    1,769,711.40x = 2,654,567.10 × 440,015.40
  4. Step 4: Simplify right side
    1,769,711.40x = 1,168,050,404,333.34
  5. Step 5: Solve for x
    x = 1,168,050,404,333.34/1,769,711.40
  6. Step 6: Final answer
    x = 660,023.10

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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.