Home / 830,768.40-1,146,464.82-468,197.82

Finding the Fourth Proportional to 830,768.40, 1,146,464.82 and 468,197.82

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Solution

The fourth proportional to 830,768.40, 1,146,464.82 and 468,197.82 is: 646,115.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,768.40 : 1,146,464.82 = 468,197.82 : x
  2. Step 2: Convert to fraction form
    830,768.40/1,146,464.82 = 468,197.82/x
  3. Step 3: Cross multiply
    830,768.40x = 1,146,464.82 × 468,197.82
  4. Step 4: Simplify right side
    830,768.40x = 536,772,329,430.69
  5. Step 5: Solve for x
    x = 536,772,329,430.69/830,768.40
  6. Step 6: Final answer
    x = 646,115.49

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Double scale
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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.