Home / 712,927.04-983,993.28-426,511.04

Finding the Fourth Proportional to 712,927.04, 983,993.28 and 426,511.04

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Solution

The fourth proportional to 712,927.04, 983,993.28 and 426,511.04 is: 588,677.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,927.04 : 983,993.28 = 426,511.04 : x
  2. Step 2: Convert to fraction form
    712,927.04/983,993.28 = 426,511.04/x
  3. Step 3: Cross multiply
    712,927.04x = 983,993.28 × 426,511.04
  4. Step 4: Simplify right side
    712,927.04x = 419,683,997,205.81
  5. Step 5: Solve for x
    x = 419,683,997,205.81/712,927.04
  6. Step 6: Final answer
    x = 588,677.35

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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.