Home / 930,962.16-1,284,729.24-528,554.16

Finding the Fourth Proportional to 930,962.16, 1,284,729.24 and 528,554.16

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Solution

The fourth proportional to 930,962.16, 1,284,729.24 and 528,554.16 is: 729,405.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,962.16 : 1,284,729.24 = 528,554.16 : x
  2. Step 2: Convert to fraction form
    930,962.16/1,284,729.24 = 528,554.16/x
  3. Step 3: Cross multiply
    930,962.16x = 1,284,729.24 × 528,554.16
  4. Step 4: Simplify right side
    930,962.16x = 679,048,984,275.64
  5. Step 5: Solve for x
    x = 679,048,984,275.64/930,962.16
  6. Step 6: Final answer
    x = 729,405.57

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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.