Home / 778,588.77-1,074,527.64-472,594.62

Finding the Fourth Proportional to 778,588.77, 1,074,527.64 and 472,594.62

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Solution

The fourth proportional to 778,588.77, 1,074,527.64 and 472,594.62 is: 652,226.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,588.77 : 1,074,527.64 = 472,594.62 : x
  2. Step 2: Convert to fraction form
    778,588.77/1,074,527.64 = 472,594.62/x
  3. Step 3: Cross multiply
    778,588.77x = 1,074,527.64 × 472,594.62
  4. Step 4: Simplify right side
    778,588.77x = 507,815,981,705.30
  5. Step 5: Solve for x
    x = 507,815,981,705.30/778,588.77
  6. Step 6: Final answer
    x = 652,226.18

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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.