Home / 935,873.27-1,291,505.09-506,153.40

Finding the Fourth Proportional to 935,873.27, 1,291,505.09 and 506,153.40

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Solution

The fourth proportional to 935,873.27, 1,291,505.09 and 506,153.40 is: 698,491.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,873.27 : 1,291,505.09 = 506,153.40 : x
  2. Step 2: Convert to fraction form
    935,873.27/1,291,505.09 = 506,153.40/x
  3. Step 3: Cross multiply
    935,873.27x = 1,291,505.09 × 506,153.40
  4. Step 4: Simplify right side
    935,873.27x = 653,699,692,420.81
  5. Step 5: Solve for x
    x = 653,699,692,420.81/935,873.27
  6. Step 6: Final answer
    x = 698,491.68

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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.