Home / 828,693.52-1,143,585.58-466,117.63

Finding the Fourth Proportional to 828,693.52, 1,143,585.58 and 466,117.63

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Solution

The fourth proportional to 828,693.52, 1,143,585.58 and 466,117.63 is: 643,235.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,693.52 : 1,143,585.58 = 466,117.63 : x
  2. Step 2: Convert to fraction form
    828,693.52/1,143,585.58 = 466,117.63/x
  3. Step 3: Cross multiply
    828,693.52x = 1,143,585.58 × 466,117.63
  4. Step 4: Simplify right side
    828,693.52x = 533,045,393,632.74
  5. Step 5: Solve for x
    x = 533,045,393,632.74/828,693.52
  6. Step 6: Final answer
    x = 643,235.86

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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.