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Finding the Fourth Proportional to 573,039.95, 790,799.85 and 358,304.51

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Solution

The fourth proportional to 573,039.95, 790,799.85 and 358,304.51 is: 494,463.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,039.95 : 790,799.85 = 358,304.51 : x
  2. Step 2: Convert to fraction form
    573,039.95/790,799.85 = 358,304.51/x
  3. Step 3: Cross multiply
    573,039.95x = 790,799.85 × 358,304.51
  4. Step 4: Simplify right side
    573,039.95x = 283,347,152,762.32
  5. Step 5: Solve for x
    x = 283,347,152,762.32/573,039.95
  6. Step 6: Final answer
    x = 494,463.17

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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.