Home / 807,041.95-1,113,695.13-462,935.32

Finding the Fourth Proportional to 807,041.95, 1,113,695.13 and 462,935.32

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Solution

The fourth proportional to 807,041.95, 1,113,695.13 and 462,935.32 is: 638,837.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,041.95 : 1,113,695.13 = 462,935.32 : x
  2. Step 2: Convert to fraction form
    807,041.95/1,113,695.13 = 462,935.32/x
  3. Step 3: Cross multiply
    807,041.95x = 1,113,695.13 × 462,935.32
  4. Step 4: Simplify right side
    807,041.95x = 515,568,811,388.99
  5. Step 5: Solve for x
    x = 515,568,811,388.99/807,041.95
  6. Step 6: Final answer
    x = 638,837.69

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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.