Home / 828,841.87-1,143,868.21-466,244.10

Finding the Fourth Proportional to 828,841.87, 1,143,868.21 and 466,244.10

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Solution

The fourth proportional to 828,841.87, 1,143,868.21 and 466,244.10 is: 643,454.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,841.87 : 1,143,868.21 = 466,244.10 : x
  2. Step 2: Convert to fraction form
    828,841.87/1,143,868.21 = 466,244.10/x
  3. Step 3: Cross multiply
    828,841.87x = 1,143,868.21 × 466,244.10
  4. Step 4: Simplify right side
    828,841.87x = 533,321,805,547.07
  5. Step 5: Solve for x
    x = 533,321,805,547.07/828,841.87
  6. Step 6: Final answer
    x = 643,454.23

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Double scale
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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.