Home / 838,025.55-1,156,501.49-475,464.69

Finding the Fourth Proportional to 838,025.55, 1,156,501.49 and 475,464.69

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Solution

The fourth proportional to 838,025.55, 1,156,501.49 and 475,464.69 is: 656,156.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,025.55 : 1,156,501.49 = 475,464.69 : x
  2. Step 2: Convert to fraction form
    838,025.55/1,156,501.49 = 475,464.69/x
  3. Step 3: Cross multiply
    838,025.55x = 1,156,501.49 × 475,464.69
  4. Step 4: Simplify right side
    838,025.55x = 549,875,620,050.07
  5. Step 5: Solve for x
    x = 549,875,620,050.07/838,025.55
  6. Step 6: Final answer
    x = 656,156.15

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Double scale
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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.