Home / 842,000.13-1,161,946.62-460,018.71

Finding the Fourth Proportional to 842,000.13, 1,161,946.62 and 460,018.71

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Solution

The fourth proportional to 842,000.13, 1,161,946.62 and 460,018.71 is: 634,818.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,000.13 : 1,161,946.62 = 460,018.71 : x
  2. Step 2: Convert to fraction form
    842,000.13/1,161,946.62 = 460,018.71/x
  3. Step 3: Cross multiply
    842,000.13x = 1,161,946.62 × 460,018.71
  4. Step 4: Simplify right side
    842,000.13x = 534,517,185,221.26
  5. Step 5: Solve for x
    x = 534,517,185,221.26/842,000.13
  6. Step 6: Final answer
    x = 634,818.41

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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.