Home / 847,386.06-1,169,393.75-460,201.74

Finding the Fourth Proportional to 847,386.06, 1,169,393.75 and 460,201.74

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Solution

The fourth proportional to 847,386.06, 1,169,393.75 and 460,201.74 is: 635,078.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,386.06 : 1,169,393.75 = 460,201.74 : x
  2. Step 2: Convert to fraction form
    847,386.06/1,169,393.75 = 460,201.74/x
  3. Step 3: Cross multiply
    847,386.06x = 1,169,393.75 × 460,201.74
  4. Step 4: Simplify right side
    847,386.06x = 538,157,036,194.12
  5. Step 5: Solve for x
    x = 538,157,036,194.12/847,386.06
  6. Step 6: Final answer
    x = 635,078.93

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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.