Home / 832,274.76-1,148,539.17-450,301.53

Finding the Fourth Proportional to 832,274.76, 1,148,539.17 and 450,301.53

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Solution

The fourth proportional to 832,274.76, 1,148,539.17 and 450,301.53 is: 621,416.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,274.76 : 1,148,539.17 = 450,301.53 : x
  2. Step 2: Convert to fraction form
    832,274.76/1,148,539.17 = 450,301.53/x
  3. Step 3: Cross multiply
    832,274.76x = 1,148,539.17 × 450,301.53
  4. Step 4: Simplify right side
    832,274.76x = 517,188,945,515.93
  5. Step 5: Solve for x
    x = 517,188,945,515.93/832,274.76
  6. Step 6: Final answer
    x = 621,416.11

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.