Home / 895,412.70-1,343,119.05-334,374.30

Finding the Fourth Proportional to 895,412.70, 1,343,119.05 and 334,374.30

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Solution

The fourth proportional to 895,412.70, 1,343,119.05 and 334,374.30 is: 501,561.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,412.70 : 1,343,119.05 = 334,374.30 : x
  2. Step 2: Convert to fraction form
    895,412.70/1,343,119.05 = 334,374.30/x
  3. Step 3: Cross multiply
    895,412.70x = 1,343,119.05 × 334,374.30
  4. Step 4: Simplify right side
    895,412.70x = 449,104,492,160.42
  5. Step 5: Solve for x
    x = 449,104,492,160.42/895,412.70
  6. Step 6: Final answer
    x = 501,561.45

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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.