Home / 838,045.22-1,156,528.48-475,484.36

Finding the Fourth Proportional to 838,045.22, 1,156,528.48 and 475,484.36

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Solution

The fourth proportional to 838,045.22, 1,156,528.48 and 475,484.36 is: 656,183.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,045.22 : 1,156,528.48 = 475,484.36 : x
  2. Step 2: Convert to fraction form
    838,045.22/1,156,528.48 = 475,484.36/x
  3. Step 3: Cross multiply
    838,045.22x = 1,156,528.48 × 475,484.36
  4. Step 4: Simplify right side
    838,045.22x = 549,911,204,134.57
  5. Step 5: Solve for x
    x = 549,911,204,134.57/838,045.22
  6. Step 6: Final answer
    x = 656,183.21

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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.