Home / 818,063.40-1,227,095.10-608,111.40

Finding the Fourth Proportional to 818,063.40, 1,227,095.10 and 608,111.40

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Solution

The fourth proportional to 818,063.40, 1,227,095.10 and 608,111.40 is: 912,167.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,063.40 : 1,227,095.10 = 608,111.40 : x
  2. Step 2: Convert to fraction form
    818,063.40/1,227,095.10 = 608,111.40/x
  3. Step 3: Cross multiply
    818,063.40x = 1,227,095.10 × 608,111.40
  4. Step 4: Simplify right side
    818,063.40x = 746,210,519,194.14
  5. Step 5: Solve for x
    x = 746,210,519,194.14/818,063.40
  6. Step 6: Final answer
    x = 912,167.10

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