Home / 813,462.93-1,121,995.94-537,501.15

Finding the Fourth Proportional to 813,462.93, 1,121,995.94 and 537,501.15

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Solution

The fourth proportional to 813,462.93, 1,121,995.94 and 537,501.15 is: 741,366.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    813,462.93 : 1,121,995.94 = 537,501.15 : x
  2. Step 2: Convert to fraction form
    813,462.93/1,121,995.94 = 537,501.15/x
  3. Step 3: Cross multiply
    813,462.93x = 1,121,995.94 × 537,501.15
  4. Step 4: Simplify right side
    813,462.93x = 603,074,105,357.83
  5. Step 5: Solve for x
    x = 603,074,105,357.83/813,462.93
  6. Step 6: Final answer
    x = 741,366.43

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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.