Home / 1,136,891.34-1,705,337.10-338,184.36

Finding the Fourth Proportional to 1,136,891.34, 1,705,337.10 and 338,184.36

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Solution

The fourth proportional to 1,136,891.34, 1,705,337.10 and 338,184.36 is: 507,276.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,891.34 : 1,705,337.10 = 338,184.36 : x
  2. Step 2: Convert to fraction form
    1,136,891.34/1,705,337.10 = 338,184.36/x
  3. Step 3: Cross multiply
    1,136,891.34x = 1,705,337.10 × 338,184.36
  4. Step 4: Simplify right side
    1,136,891.34x = 576,718,335,747.76
  5. Step 5: Solve for x
    x = 576,718,335,747.76/1,136,891.34
  6. Step 6: Final answer
    x = 507,276.57

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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.