Home / 771,533.95-1,066,748.54-675,765.85

Finding the Fourth Proportional to 771,533.95, 1,066,748.54 and 675,765.85

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Solution

The fourth proportional to 771,533.95, 1,066,748.54 and 675,765.85 is: 934,336.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,533.95 : 1,066,748.54 = 675,765.85 : x
  2. Step 2: Convert to fraction form
    771,533.95/1,066,748.54 = 675,765.85/x
  3. Step 3: Cross multiply
    771,533.95x = 1,066,748.54 × 675,765.85
  4. Step 4: Simplify right side
    771,533.95x = 720,872,233,869.36
  5. Step 5: Solve for x
    x = 720,872,233,869.36/771,533.95
  6. Step 6: Final answer
    x = 934,336.37

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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.