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Finding the Fourth Proportional to 616,071.16, 924,437.58 and 256,490.22

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Solution

The fourth proportional to 616,071.16, 924,437.58 and 256,490.22 is: 384,873.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,071.16 : 924,437.58 = 256,490.22 : x
  2. Step 2: Convert to fraction form
    616,071.16/924,437.58 = 256,490.22/x
  3. Step 3: Cross multiply
    616,071.16x = 924,437.58 × 256,490.22
  4. Step 4: Simplify right side
    616,071.16x = 237,109,200,775.27
  5. Step 5: Solve for x
    x = 237,109,200,775.27/616,071.16
  6. Step 6: Final answer
    x = 384,873.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.