Home / 838,357.29-1,158,285.83-584,840.25

Finding the Fourth Proportional to 838,357.29, 1,158,285.83 and 584,840.25

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Solution

The fourth proportional to 838,357.29, 1,158,285.83 and 584,840.25 is: 808,023.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,357.29 : 1,158,285.83 = 584,840.25 : x
  2. Step 2: Convert to fraction form
    838,357.29/1,158,285.83 = 584,840.25/x
  3. Step 3: Cross multiply
    838,357.29x = 1,158,285.83 × 584,840.25
  4. Step 4: Simplify right side
    838,357.29x = 677,412,171,464.46
  5. Step 5: Solve for x
    x = 677,412,171,464.46/838,357.29
  6. Step 6: Final answer
    x = 808,023.24

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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.