Home / 368,904.40-553,854.12-236,044

Finding the Fourth Proportional to 368,904.40, 553,854.12 and 236,044

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Solution

The fourth proportional to 368,904.40, 553,854.12 and 236,044 is: 354,384.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,904.40 : 553,854.12 = 236,044 : x
  2. Step 2: Convert to fraction form
    368,904.40/553,854.12 = 236,044/x
  3. Step 3: Cross multiply
    368,904.40x = 553,854.12 × 236,044
  4. Step 4: Simplify right side
    368,904.40x = 130,733,941,901.28
  5. Step 5: Solve for x
    x = 130,733,941,901.28/368,904.40
  6. Step 6: Final answer
    x = 354,384.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.