Home / 835,784.31-1,153,350.03-453,802.35

Finding the Fourth Proportional to 835,784.31, 1,153,350.03 and 453,802.35

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Solution

The fourth proportional to 835,784.31, 1,153,350.03 and 453,802.35 is: 626,229.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,784.31 : 1,153,350.03 = 453,802.35 : x
  2. Step 2: Convert to fraction form
    835,784.31/1,153,350.03 = 453,802.35/x
  3. Step 3: Cross multiply
    835,784.31x = 1,153,350.03 × 453,802.35
  4. Step 4: Simplify right side
    835,784.31x = 523,392,953,986.57
  5. Step 5: Solve for x
    x = 523,392,953,986.57/835,784.31
  6. Step 6: Final answer
    x = 626,229.70

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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.