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Finding the Fourth Proportional to 431,088.51, 594,901.74 and 249,905.34

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Solution

The fourth proportional to 431,088.51, 594,901.74 and 249,905.34 is: 344,869.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,088.51 : 594,901.74 = 249,905.34 : x
  2. Step 2: Convert to fraction form
    431,088.51/594,901.74 = 249,905.34/x
  3. Step 3: Cross multiply
    431,088.51x = 594,901.74 × 249,905.34
  4. Step 4: Simplify right side
    431,088.51x = 148,669,121,601.29
  5. Step 5: Solve for x
    x = 148,669,121,601.29/431,088.51
  6. Step 6: Final answer
    x = 344,869.14

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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.