Home / 935,866.56-1,291,495.84-506,146.68

Finding the Fourth Proportional to 935,866.56, 1,291,495.84 and 506,146.68

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Solution

The fourth proportional to 935,866.56, 1,291,495.84 and 506,146.68 is: 698,482.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,866.56 : 1,291,495.84 = 506,146.68 : x
  2. Step 2: Convert to fraction form
    935,866.56/1,291,495.84 = 506,146.68/x
  3. Step 3: Cross multiply
    935,866.56x = 1,291,495.84 × 506,146.68
  4. Step 4: Simplify right side
    935,866.56x = 653,686,331,649.81
  5. Step 5: Solve for x
    x = 653,686,331,649.81/935,866.56
  6. Step 6: Final answer
    x = 698,482.41

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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.