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Finding the Fourth Proportional to 705,511.04, 973,232 and 446,931.84

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Solution

The fourth proportional to 705,511.04, 973,232 and 446,931.84 is: 616,529.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,511.04 : 973,232 = 446,931.84 : x
  2. Step 2: Convert to fraction form
    705,511.04/973,232 = 446,931.84/x
  3. Step 3: Cross multiply
    705,511.04x = 973,232 × 446,931.84
  4. Step 4: Simplify right side
    705,511.04x = 434,968,368,506.88
  5. Step 5: Solve for x
    x = 434,968,368,506.88/705,511.04
  6. Step 6: Final answer
    x = 616,529.50

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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.