Home / 839,904.28-1,159,097.08-477,343.44

Finding the Fourth Proportional to 839,904.28, 1,159,097.08 and 477,343.44

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Solution

The fourth proportional to 839,904.28, 1,159,097.08 and 477,343.44 is: 658,750.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,904.28 : 1,159,097.08 = 477,343.44 : x
  2. Step 2: Convert to fraction form
    839,904.28/1,159,097.08 = 477,343.44/x
  3. Step 3: Cross multiply
    839,904.28x = 1,159,097.08 × 477,343.44
  4. Step 4: Simplify right side
    839,904.28x = 553,287,387,461.16
  5. Step 5: Solve for x
    x = 553,287,387,461.16/839,904.28
  6. Step 6: Final answer
    x = 658,750.53

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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.