Home / 651,023.84-976,688.04-201,721.16

Finding the Fourth Proportional to 651,023.84, 976,688.04 and 201,721.16

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Solution

The fourth proportional to 651,023.84, 976,688.04 and 201,721.16 is: 302,628.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,023.84 : 976,688.04 = 201,721.16 : x
  2. Step 2: Convert to fraction form
    651,023.84/976,688.04 = 201,721.16/x
  3. Step 3: Cross multiply
    651,023.84x = 976,688.04 × 201,721.16
  4. Step 4: Simplify right side
    651,023.84x = 197,018,644,386.93
  5. Step 5: Solve for x
    x = 197,018,644,386.93/651,023.84
  6. Step 6: Final answer
    x = 302,628.92

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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.