Home / 985,227.91-1,478,395.28-535,980.13

Finding the Fourth Proportional to 985,227.91, 1,478,395.28 and 535,980.13

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Solution

The fourth proportional to 985,227.91, 1,478,395.28 and 535,980.13 is: 804,271.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,227.91 : 1,478,395.28 = 535,980.13 : x
  2. Step 2: Convert to fraction form
    985,227.91/1,478,395.28 = 535,980.13/x
  3. Step 3: Cross multiply
    985,227.91x = 1,478,395.28 × 535,980.13
  4. Step 4: Simplify right side
    985,227.91x = 792,390,494,365.79
  5. Step 5: Solve for x
    x = 792,390,494,365.79/985,227.91
  6. Step 6: Final answer
    x = 804,271.26

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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.