Home / 935,455.70-1,403,596.65-455,417.30

Finding the Fourth Proportional to 935,455.70, 1,403,596.65 and 455,417.30

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Solution

The fourth proportional to 935,455.70, 1,403,596.65 and 455,417.30 is: 683,327.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,455.70 : 1,403,596.65 = 455,417.30 : x
  2. Step 2: Convert to fraction form
    935,455.70/1,403,596.65 = 455,417.30/x
  3. Step 3: Cross multiply
    935,455.70x = 1,403,596.65 × 455,417.30
  4. Step 4: Simplify right side
    935,455.70x = 639,222,196,632.05
  5. Step 5: Solve for x
    x = 639,222,196,632.05/935,455.70
  6. Step 6: Final answer
    x = 683,327.06

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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.