Home / 793,560.10-1,095,287.30-521,653.11

Finding the Fourth Proportional to 793,560.10, 1,095,287.30 and 521,653.11

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Solution

The fourth proportional to 793,560.10, 1,095,287.30 and 521,653.11 is: 719,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,560.10 : 1,095,287.30 = 521,653.11 : x
  2. Step 2: Convert to fraction form
    793,560.10/1,095,287.30 = 521,653.11/x
  3. Step 3: Cross multiply
    793,560.10x = 1,095,287.30 × 521,653.11
  4. Step 4: Simplify right side
    793,560.10x = 571,360,018,303.80
  5. Step 5: Solve for x
    x = 571,360,018,303.80/793,560.10
  6. Step 6: Final answer
    x = 719,995.90

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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.