Home / 847,352.34-1,169,403.48-465,383.07

Finding the Fourth Proportional to 847,352.34, 1,169,403.48 and 465,383.07

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Solution

The fourth proportional to 847,352.34, 1,169,403.48 and 465,383.07 is: 642,260.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,352.34 : 1,169,403.48 = 465,383.07 : x
  2. Step 2: Convert to fraction form
    847,352.34/1,169,403.48 = 465,383.07/x
  3. Step 3: Cross multiply
    847,352.34x = 1,169,403.48 × 465,383.07
  4. Step 4: Simplify right side
    847,352.34x = 544,220,581,591.08
  5. Step 5: Solve for x
    x = 544,220,581,591.08/847,352.34
  6. Step 6: Final answer
    x = 642,260.08

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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.