Home / 985,560.72-1,360,075.77-532,851.72

Finding the Fourth Proportional to 985,560.72, 1,360,075.77 and 532,851.72

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Solution

The fourth proportional to 985,560.72, 1,360,075.77 and 532,851.72 is: 735,336.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,560.72 : 1,360,075.77 = 532,851.72 : x
  2. Step 2: Convert to fraction form
    985,560.72/1,360,075.77 = 532,851.72/x
  3. Step 3: Cross multiply
    985,560.72x = 1,360,075.77 × 532,851.72
  4. Step 4: Simplify right side
    985,560.72x = 724,718,713,374.82
  5. Step 5: Solve for x
    x = 724,718,713,374.82/985,560.72
  6. Step 6: Final answer
    x = 735,336.44

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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.