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Finding the Fourth Proportional to 657,637.84, 907,541.52 and 367,248

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Solution

The fourth proportional to 657,637.84, 907,541.52 and 367,248 is: 506,802.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,637.84 : 907,541.52 = 367,248 : x
  2. Step 2: Convert to fraction form
    657,637.84/907,541.52 = 367,248/x
  3. Step 3: Cross multiply
    657,637.84x = 907,541.52 × 367,248
  4. Step 4: Simplify right side
    657,637.84x = 333,292,808,136.96
  5. Step 5: Solve for x
    x = 333,292,808,136.96/657,637.84
  6. Step 6: Final answer
    x = 506,802.97

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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.