Home / 724,386.04-999,716.02-422,677.24

Finding the Fourth Proportional to 724,386.04, 999,716.02 and 422,677.24

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Solution

The fourth proportional to 724,386.04, 999,716.02 and 422,677.24 is: 583,331.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,386.04 : 999,716.02 = 422,677.24 : x
  2. Step 2: Convert to fraction form
    724,386.04/999,716.02 = 422,677.24/x
  3. Step 3: Cross multiply
    724,386.04x = 999,716.02 × 422,677.24
  4. Step 4: Simplify right side
    724,386.04x = 422,557,208,117.39
  5. Step 5: Solve for x
    x = 422,557,208,117.39/724,386.04
  6. Step 6: Final answer
    x = 583,331.52

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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.