Home / 722,397.53-996,916.07-435,862.25

Finding the Fourth Proportional to 722,397.53, 996,916.07 and 435,862.25

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Solution

The fourth proportional to 722,397.53, 996,916.07 and 435,862.25 is: 601,494.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,397.53 : 996,916.07 = 435,862.25 : x
  2. Step 2: Convert to fraction form
    722,397.53/996,916.07 = 435,862.25/x
  3. Step 3: Cross multiply
    722,397.53x = 996,916.07 × 435,862.25
  4. Step 4: Simplify right side
    722,397.53x = 434,518,079,152.05
  5. Step 5: Solve for x
    x = 434,518,079,152.05/722,397.53
  6. Step 6: Final answer
    x = 601,494.41

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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.