Home / 925,382.48-1,277,019.07-517,479.64

Finding the Fourth Proportional to 925,382.48, 1,277,019.07 and 517,479.64

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Solution

The fourth proportional to 925,382.48, 1,277,019.07 and 517,479.64 is: 714,117.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,382.48 : 1,277,019.07 = 517,479.64 : x
  2. Step 2: Convert to fraction form
    925,382.48/1,277,019.07 = 517,479.64/x
  3. Step 3: Cross multiply
    925,382.48x = 1,277,019.07 × 517,479.64
  4. Step 4: Simplify right side
    925,382.48x = 660,831,364,130.49
  5. Step 5: Solve for x
    x = 660,831,364,130.49/925,382.48
  6. Step 6: Final answer
    x = 714,117.01

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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.