Home / 583,315.47-805,000.14-325,192.37

Finding the Fourth Proportional to 583,315.47, 805,000.14 and 325,192.37

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Solution

The fourth proportional to 583,315.47, 805,000.14 and 325,192.37 is: 448,779.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,315.47 : 805,000.14 = 325,192.37 : x
  2. Step 2: Convert to fraction form
    583,315.47/805,000.14 = 325,192.37/x
  3. Step 3: Cross multiply
    583,315.47x = 805,000.14 × 325,192.37
  4. Step 4: Simplify right side
    583,315.47x = 261,779,899,351.93
  5. Step 5: Solve for x
    x = 261,779,899,351.93/583,315.47
  6. Step 6: Final answer
    x = 448,779.28

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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.