Home / 726,101.52-1,088,345.16-548,031.12

Finding the Fourth Proportional to 726,101.52, 1,088,345.16 and 548,031.12

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Solution

The fourth proportional to 726,101.52, 1,088,345.16 and 548,031.12 is: 821,437.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,101.52 : 1,088,345.16 = 548,031.12 : x
  2. Step 2: Convert to fraction form
    726,101.52/1,088,345.16 = 548,031.12/x
  3. Step 3: Cross multiply
    726,101.52x = 1,088,345.16 × 548,031.12
  4. Step 4: Simplify right side
    726,101.52x = 596,447,016,981.38
  5. Step 5: Solve for x
    x = 596,447,016,981.38/726,101.52
  6. Step 6: Final answer
    x = 821,437.50

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.