Home / 761,180.45-1,050,428.93-417,028.59

Finding the Fourth Proportional to 761,180.45, 1,050,428.93 and 417,028.59

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Solution

The fourth proportional to 761,180.45, 1,050,428.93 and 417,028.59 is: 575,499.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,180.45 : 1,050,428.93 = 417,028.59 : x
  2. Step 2: Convert to fraction form
    761,180.45/1,050,428.93 = 417,028.59/x
  3. Step 3: Cross multiply
    761,180.45x = 1,050,428.93 × 417,028.59
  4. Step 4: Simplify right side
    761,180.45x = 438,058,893,487.97
  5. Step 5: Solve for x
    x = 438,058,893,487.97/761,180.45
  6. Step 6: Final answer
    x = 575,499.41

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Double scale
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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.