Home / 935,247.70-1,403,284.65-455,209.30

Finding the Fourth Proportional to 935,247.70, 1,403,284.65 and 455,209.30

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Solution

The fourth proportional to 935,247.70, 1,403,284.65 and 455,209.30 is: 683,015.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,247.70 : 1,403,284.65 = 455,209.30 : x
  2. Step 2: Convert to fraction form
    935,247.70/1,403,284.65 = 455,209.30/x
  3. Step 3: Cross multiply
    935,247.70x = 1,403,284.65 × 455,209.30
  4. Step 4: Simplify right side
    935,247.70x = 638,788,223,227.25
  5. Step 5: Solve for x
    x = 638,788,223,227.25/935,247.70
  6. Step 6: Final answer
    x = 683,015.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.