Home / 833,125.12-1,149,713.28-451,152.32

Finding the Fourth Proportional to 833,125.12, 1,149,713.28 and 451,152.32

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Solution

The fourth proportional to 833,125.12, 1,149,713.28 and 451,152.32 is: 622,590.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,125.12 : 1,149,713.28 = 451,152.32 : x
  2. Step 2: Convert to fraction form
    833,125.12/1,149,713.28 = 451,152.32/x
  3. Step 3: Cross multiply
    833,125.12x = 1,149,713.28 × 451,152.32
  4. Step 4: Simplify right side
    833,125.12x = 518,695,813,606.81
  5. Step 5: Solve for x
    x = 518,695,813,606.81/833,125.12
  6. Step 6: Final answer
    x = 622,590.53

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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.