Home / 963,612.93-1,329,839.70-550,271.75

Finding the Fourth Proportional to 963,612.93, 1,329,839.70 and 550,271.75

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Solution

The fourth proportional to 963,612.93, 1,329,839.70 and 550,271.75 is: 759,405.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,612.93 : 1,329,839.70 = 550,271.75 : x
  2. Step 2: Convert to fraction form
    963,612.93/1,329,839.70 = 550,271.75/x
  3. Step 3: Cross multiply
    963,612.93x = 1,329,839.70 × 550,271.75
  4. Step 4: Simplify right side
    963,612.93x = 731,773,218,938.48
  5. Step 5: Solve for x
    x = 731,773,218,938.48/963,612.93
  6. Step 6: Final answer
    x = 759,405.77

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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.