Home / 839,848.86-1,159,009.50-457,878.24

Finding the Fourth Proportional to 839,848.86, 1,159,009.50 and 457,878.24

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Solution

The fourth proportional to 839,848.86, 1,159,009.50 and 457,878.24 is: 631,881.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,848.86 : 1,159,009.50 = 457,878.24 : x
  2. Step 2: Convert to fraction form
    839,848.86/1,159,009.50 = 457,878.24/x
  3. Step 3: Cross multiply
    839,848.86x = 1,159,009.50 × 457,878.24
  4. Step 4: Simplify right side
    839,848.86x = 530,685,230,003.28
  5. Step 5: Solve for x
    x = 530,685,230,003.28/839,848.86
  6. Step 6: Final answer
    x = 631,881.82

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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.