Home / 735,410.12-1,014,909.30-553,801.64

Finding the Fourth Proportional to 735,410.12, 1,014,909.30 and 553,801.64

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Solution

The fourth proportional to 735,410.12, 1,014,909.30 and 553,801.64 is: 764,278.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,410.12 : 1,014,909.30 = 553,801.64 : x
  2. Step 2: Convert to fraction form
    735,410.12/1,014,909.30 = 553,801.64/x
  3. Step 3: Cross multiply
    735,410.12x = 1,014,909.30 × 553,801.64
  4. Step 4: Simplify right side
    735,410.12x = 562,058,429,716.71
  5. Step 5: Solve for x
    x = 562,058,429,716.71/735,410.12
  6. Step 6: Final answer
    x = 764,278.89

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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.