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Finding the Fourth Proportional to 594,026.10, 891,039.15 and 528,707.70

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Solution

The fourth proportional to 594,026.10, 891,039.15 and 528,707.70 is: 793,061.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,026.10 : 891,039.15 = 528,707.70 : x
  2. Step 2: Convert to fraction form
    594,026.10/891,039.15 = 528,707.70/x
  3. Step 3: Cross multiply
    594,026.10x = 891,039.15 × 528,707.70
  4. Step 4: Simplify right side
    594,026.10x = 471,099,259,606.46
  5. Step 5: Solve for x
    x = 471,099,259,606.46/594,026.10
  6. Step 6: Final answer
    x = 793,061.55

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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.