Home / 731,583.20-1,009,929.96-550,364.12

Finding the Fourth Proportional to 731,583.20, 1,009,929.96 and 550,364.12

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Solution

The fourth proportional to 731,583.20, 1,009,929.96 and 550,364.12 is: 759,762.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,583.20 : 1,009,929.96 = 550,364.12 : x
  2. Step 2: Convert to fraction form
    731,583.20/1,009,929.96 = 550,364.12/x
  3. Step 3: Cross multiply
    731,583.20x = 1,009,929.96 × 550,364.12
  4. Step 4: Simplify right side
    731,583.20x = 555,829,213,697.04
  5. Step 5: Solve for x
    x = 555,829,213,697.04/731,583.20
  6. Step 6: Final answer
    x = 759,762.13

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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.