Home / 583,570.04-805,332.79-328,921.23

Finding the Fourth Proportional to 583,570.04, 805,332.79 and 328,921.23

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Solution

The fourth proportional to 583,570.04, 805,332.79 and 328,921.23 is: 453,914.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,570.04 : 805,332.79 = 328,921.23 : x
  2. Step 2: Convert to fraction form
    583,570.04/805,332.79 = 328,921.23/x
  3. Step 3: Cross multiply
    583,570.04x = 805,332.79 × 328,921.23
  4. Step 4: Simplify right side
    583,570.04x = 264,891,051,846.13
  5. Step 5: Solve for x
    x = 264,891,051,846.13/583,570.04
  6. Step 6: Final answer
    x = 453,914.76

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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.