Home / 935,880.66-1,291,515.30-506,160.81

Finding the Fourth Proportional to 935,880.66, 1,291,515.30 and 506,160.81

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Solution

The fourth proportional to 935,880.66, 1,291,515.30 and 506,160.81 is: 698,501.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,880.66 : 1,291,515.30 = 506,160.81 : x
  2. Step 2: Convert to fraction form
    935,880.66/1,291,515.30 = 506,160.81/x
  3. Step 3: Cross multiply
    935,880.66x = 1,291,515.30 × 506,160.81
  4. Step 4: Simplify right side
    935,880.66x = 653,714,430,375.39
  5. Step 5: Solve for x
    x = 653,714,430,375.39/935,880.66
  6. Step 6: Final answer
    x = 698,501.91

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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.