Home / 938,324.67-1,407,271.14-559,352.40

Finding the Fourth Proportional to 938,324.67, 1,407,271.14 and 559,352.40

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Solution

The fourth proportional to 938,324.67, 1,407,271.14 and 559,352.40 is: 838,899.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,324.67 : 1,407,271.14 = 559,352.40 : x
  2. Step 2: Convert to fraction form
    938,324.67/1,407,271.14 = 559,352.40/x
  3. Step 3: Cross multiply
    938,324.67x = 1,407,271.14 × 559,352.40
  4. Step 4: Simplify right side
    938,324.67x = 787,160,489,609.74
  5. Step 5: Solve for x
    x = 787,160,489,609.74/938,324.67
  6. Step 6: Final answer
    x = 838,899.92

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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.