Home / 1,769,365.40-2,654,048.10-571,326.80

Finding the Fourth Proportional to 1,769,365.40, 2,654,048.10 and 571,326.80

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Solution

The fourth proportional to 1,769,365.40, 2,654,048.10 and 571,326.80 is: 856,990.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,365.40 : 2,654,048.10 = 571,326.80 : x
  2. Step 2: Convert to fraction form
    1,769,365.40/2,654,048.10 = 571,326.80/x
  3. Step 3: Cross multiply
    1,769,365.40x = 2,654,048.10 × 571,326.80
  4. Step 4: Simplify right side
    1,769,365.40x = 1,516,328,808,019.08
  5. Step 5: Solve for x
    x = 1,516,328,808,019.08/1,769,365.40
  6. Step 6: Final answer
    x = 856,990.20

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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.