Home / 292,032.47-402,639.69-243,704.03

Finding the Fourth Proportional to 292,032.47, 402,639.69 and 243,704.03

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Solution

The fourth proportional to 292,032.47, 402,639.69 and 243,704.03 is: 336,006.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,032.47 : 402,639.69 = 243,704.03 : x
  2. Step 2: Convert to fraction form
    292,032.47/402,639.69 = 243,704.03/x
  3. Step 3: Cross multiply
    292,032.47x = 402,639.69 × 243,704.03
  4. Step 4: Simplify right side
    292,032.47x = 98,124,913,077.75
  5. Step 5: Solve for x
    x = 98,124,913,077.75/292,032.47
  6. Step 6: Final answer
    x = 336,006.87

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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.