Home / 837,973.21-1,156,429.11-475,412.35

Finding the Fourth Proportional to 837,973.21, 1,156,429.11 and 475,412.35

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Solution

The fourth proportional to 837,973.21, 1,156,429.11 and 475,412.35 is: 656,083.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,973.21 : 1,156,429.11 = 475,412.35 : x
  2. Step 2: Convert to fraction form
    837,973.21/1,156,429.11 = 475,412.35/x
  3. Step 3: Cross multiply
    837,973.21x = 1,156,429.11 × 475,412.35
  4. Step 4: Simplify right side
    837,973.21x = 549,780,680,793.51
  5. Step 5: Solve for x
    x = 549,780,680,793.51/837,973.21
  6. Step 6: Final answer
    x = 656,083.84

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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.