Home / 723,486.96-1,085,692.14-510,123.24

Finding the Fourth Proportional to 723,486.96, 1,085,692.14 and 510,123.24

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Solution

The fourth proportional to 723,486.96, 1,085,692.14 and 510,123.24 is: 765,510.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,486.96 : 1,085,692.14 = 510,123.24 : x
  2. Step 2: Convert to fraction form
    723,486.96/1,085,692.14 = 510,123.24/x
  3. Step 3: Cross multiply
    723,486.96x = 1,085,692.14 × 510,123.24
  4. Step 4: Simplify right side
    723,486.96x = 553,836,792,099.33
  5. Step 5: Solve for x
    x = 553,836,792,099.33/723,486.96
  6. Step 6: Final answer
    x = 765,510.40

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Double scale
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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.