Home / 835,430.91-1,152,895.59-453,457.59

Finding the Fourth Proportional to 835,430.91, 1,152,895.59 and 453,457.59

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Solution

The fourth proportional to 835,430.91, 1,152,895.59 and 453,457.59 is: 625,771.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,430.91 : 1,152,895.59 = 453,457.59 : x
  2. Step 2: Convert to fraction form
    835,430.91/1,152,895.59 = 453,457.59/x
  3. Step 3: Cross multiply
    835,430.91x = 1,152,895.59 × 453,457.59
  4. Step 4: Simplify right side
    835,430.91x = 522,789,255,763.03
  5. Step 5: Solve for x
    x = 522,789,255,763.03/835,430.91
  6. Step 6: Final answer
    x = 625,771.98

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Double scale
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Similar ratio
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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.