Home / 833,703.68-1,150,512.10-451,730.18

Finding the Fourth Proportional to 833,703.68, 1,150,512.10 and 451,730.18

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Solution

The fourth proportional to 833,703.68, 1,150,512.10 and 451,730.18 is: 623,388.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,703.68 : 1,150,512.10 = 451,730.18 : x
  2. Step 2: Convert to fraction form
    833,703.68/1,150,512.10 = 451,730.18/x
  3. Step 3: Cross multiply
    833,703.68x = 1,150,512.10 × 451,730.18
  4. Step 4: Simplify right side
    833,703.68x = 519,721,031,143.29
  5. Step 5: Solve for x
    x = 519,721,031,143.29/833,703.68
  6. Step 6: Final answer
    x = 623,388.20

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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.