Home / 423,284.28-584,119.10-232,292.76

Finding the Fourth Proportional to 423,284.28, 584,119.10 and 232,292.76

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Solution

The fourth proportional to 423,284.28, 584,119.10 and 232,292.76 is: 320,556.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,284.28 : 584,119.10 = 232,292.76 : x
  2. Step 2: Convert to fraction form
    423,284.28/584,119.10 = 232,292.76/x
  3. Step 3: Cross multiply
    423,284.28x = 584,119.10 × 232,292.76
  4. Step 4: Simplify right side
    423,284.28x = 135,686,637,907.72
  5. Step 5: Solve for x
    x = 135,686,637,907.72/423,284.28
  6. Step 6: Final answer
    x = 320,556.76

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Half scale
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Double scale
Find fourth proportional to 423,285.28, 584,120.48 and 232,293.76
Similar ratio
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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.