Home / 847,392.66-1,169,397.86-460,205.38

Finding the Fourth Proportional to 847,392.66, 1,169,397.86 and 460,205.38

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Solution

The fourth proportional to 847,392.66, 1,169,397.86 and 460,205.38 is: 635,081.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,392.66 : 1,169,397.86 = 460,205.38 : x
  2. Step 2: Convert to fraction form
    847,392.66/1,169,397.86 = 460,205.38/x
  3. Step 3: Cross multiply
    847,392.66x = 1,169,397.86 × 460,205.38
  4. Step 4: Simplify right side
    847,392.66x = 538,163,186,532.49
  5. Step 5: Solve for x
    x = 538,163,186,532.49/847,392.66
  6. Step 6: Final answer
    x = 635,081.25

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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.