Home / 857,501.56-1,183,345.50-475,529.32

Finding the Fourth Proportional to 857,501.56, 1,183,345.50 and 475,529.32

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Solution

The fourth proportional to 857,501.56, 1,183,345.50 and 475,529.32 is: 656,226.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,501.56 : 1,183,345.50 = 475,529.32 : x
  2. Step 2: Convert to fraction form
    857,501.56/1,183,345.50 = 475,529.32/x
  3. Step 3: Cross multiply
    857,501.56x = 1,183,345.50 × 475,529.32
  4. Step 4: Simplify right side
    857,501.56x = 562,715,480,940.06
  5. Step 5: Solve for x
    x = 562,715,480,940.06/857,501.56
  6. Step 6: Final answer
    x = 656,226.77

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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.