Home / 698,902.38-964,253.28-569,618.55

Finding the Fourth Proportional to 698,902.38, 964,253.28 and 569,618.55

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Solution

The fourth proportional to 698,902.38, 964,253.28 and 569,618.55 is: 785,884.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,902.38 : 964,253.28 = 569,618.55 : x
  2. Step 2: Convert to fraction form
    698,902.38/964,253.28 = 569,618.55/x
  3. Step 3: Cross multiply
    698,902.38x = 964,253.28 × 569,618.55
  4. Step 4: Simplify right side
    698,902.38x = 549,256,555,186.34
  5. Step 5: Solve for x
    x = 549,256,555,186.34/698,902.38
  6. Step 6: Final answer
    x = 785,884.51

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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.