Home / 835,876.13-1,153,498.86-453,905.64

Finding the Fourth Proportional to 835,876.13, 1,153,498.86 and 453,905.64

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Solution

The fourth proportional to 835,876.13, 1,153,498.86 and 453,905.64 is: 626,384.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,876.13 : 1,153,498.86 = 453,905.64 : x
  2. Step 2: Convert to fraction form
    835,876.13/1,153,498.86 = 453,905.64/x
  3. Step 3: Cross multiply
    835,876.13x = 1,153,498.86 × 453,905.64
  4. Step 4: Simplify right side
    835,876.13x = 523,579,638,287.57
  5. Step 5: Solve for x
    x = 523,579,638,287.57/835,876.13
  6. Step 6: Final answer
    x = 626,384.25

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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.