Home / 676,582.92-933,145.65-434,890.26

Finding the Fourth Proportional to 676,582.92, 933,145.65 and 434,890.26

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Solution

The fourth proportional to 676,582.92, 933,145.65 and 434,890.26 is: 599,802.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,582.92 : 933,145.65 = 434,890.26 : x
  2. Step 2: Convert to fraction form
    676,582.92/933,145.65 = 434,890.26/x
  3. Step 3: Cross multiply
    676,582.92x = 933,145.65 × 434,890.26
  4. Step 4: Simplify right side
    676,582.92x = 405,815,954,346.37
  5. Step 5: Solve for x
    x = 405,815,954,346.37/676,582.92
  6. Step 6: Final answer
    x = 599,802.25

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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.