Home / 828,577.18-1,143,265.08-484,346.62

Finding the Fourth Proportional to 828,577.18, 1,143,265.08 and 484,346.62

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Solution

The fourth proportional to 828,577.18, 1,143,265.08 and 484,346.62 is: 668,298.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,577.18 : 1,143,265.08 = 484,346.62 : x
  2. Step 2: Convert to fraction form
    828,577.18/1,143,265.08 = 484,346.62/x
  3. Step 3: Cross multiply
    828,577.18x = 1,143,265.08 × 484,346.62
  4. Step 4: Simplify right side
    828,577.18x = 553,736,577,262.03
  5. Step 5: Solve for x
    x = 553,736,577,262.03/828,577.18
  6. Step 6: Final answer
    x = 668,298.13

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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.