Home / 835,988.85-1,153,763.10-496,457.10

Finding the Fourth Proportional to 835,988.85, 1,153,763.10 and 496,457.10

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Solution

The fourth proportional to 835,988.85, 1,153,763.10 and 496,457.10 is: 685,169.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,988.85 : 1,153,763.10 = 496,457.10 : x
  2. Step 2: Convert to fraction form
    835,988.85/1,153,763.10 = 496,457.10/x
  3. Step 3: Cross multiply
    835,988.85x = 1,153,763.10 × 496,457.10
  4. Step 4: Simplify right side
    835,988.85x = 572,793,882,713.01
  5. Step 5: Solve for x
    x = 572,793,882,713.01/835,988.85
  6. Step 6: Final answer
    x = 685,169.29

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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.