Home / 953,188.13-1,315,394.85-517,601.60

Finding the Fourth Proportional to 953,188.13, 1,315,394.85 and 517,601.60

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Solution

The fourth proportional to 953,188.13, 1,315,394.85 and 517,601.60 is: 714,287.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,188.13 : 1,315,394.85 = 517,601.60 : x
  2. Step 2: Convert to fraction form
    953,188.13/1,315,394.85 = 517,601.60/x
  3. Step 3: Cross multiply
    953,188.13x = 1,315,394.85 × 517,601.60
  4. Step 4: Simplify right side
    953,188.13x = 680,850,478,991.76
  5. Step 5: Solve for x
    x = 680,850,478,991.76/953,188.13
  6. Step 6: Final answer
    x = 714,287.62

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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.