Home / 940,910.59-1,298,520.81-533,015.79

Finding the Fourth Proportional to 940,910.59, 1,298,520.81 and 533,015.79

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Solution

The fourth proportional to 940,910.59, 1,298,520.81 and 533,015.79 is: 735,598.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,910.59 : 1,298,520.81 = 533,015.79 : x
  2. Step 2: Convert to fraction form
    940,910.59/1,298,520.81 = 533,015.79/x
  3. Step 3: Cross multiply
    940,910.59x = 1,298,520.81 × 533,015.79
  4. Step 4: Simplify right side
    940,910.59x = 692,132,088,880.99
  5. Step 5: Solve for x
    x = 692,132,088,880.99/940,910.59
  6. Step 6: Final answer
    x = 735,598.15

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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.