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Finding the Fourth Proportional to 670,124.79, 924,779.34 and 364,201.19

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Solution

The fourth proportional to 670,124.79, 924,779.34 and 364,201.19 is: 502,601.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,124.79 : 924,779.34 = 364,201.19 : x
  2. Step 2: Convert to fraction form
    670,124.79/924,779.34 = 364,201.19/x
  3. Step 3: Cross multiply
    670,124.79x = 924,779.34 × 364,201.19
  4. Step 4: Simplify right side
    670,124.79x = 336,805,731,491.52
  5. Step 5: Solve for x
    x = 336,805,731,491.52/670,124.79
  6. Step 6: Final answer
    x = 502,601.51

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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.