Home / 891,862.47-1,230,763.95-483,953.94

Finding the Fourth Proportional to 891,862.47, 1,230,763.95 and 483,953.94

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Solution

The fourth proportional to 891,862.47, 1,230,763.95 and 483,953.94 is: 667,853.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,862.47 : 1,230,763.95 = 483,953.94 : x
  2. Step 2: Convert to fraction form
    891,862.47/1,230,763.95 = 483,953.94/x
  3. Step 3: Cross multiply
    891,862.47x = 1,230,763.95 × 483,953.94
  4. Step 4: Simplify right side
    891,862.47x = 595,633,062,812.46
  5. Step 5: Solve for x
    x = 595,633,062,812.46/891,862.47
  6. Step 6: Final answer
    x = 667,853.04

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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.