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Finding the Fourth Proportional to 692,429.04, 955,554.88 and 374,477.04

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Solution

The fourth proportional to 692,429.04, 955,554.88 and 374,477.04 is: 516,779.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,429.04 : 955,554.88 = 374,477.04 : x
  2. Step 2: Convert to fraction form
    692,429.04/955,554.88 = 374,477.04/x
  3. Step 3: Cross multiply
    692,429.04x = 955,554.88 × 374,477.04
  4. Step 4: Simplify right side
    692,429.04x = 357,833,363,019.96
  5. Step 5: Solve for x
    x = 357,833,363,019.96/692,429.04
  6. Step 6: Final answer
    x = 516,779.83

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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.