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Finding the Fourth Proportional to 616,080.80, 924,812.40 and 476,458.40

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Solution

The fourth proportional to 616,080.80, 924,812.40 and 476,458.40 is: 715,222.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,080.80 : 924,812.40 = 476,458.40 : x
  2. Step 2: Convert to fraction form
    616,080.80/924,812.40 = 476,458.40/x
  3. Step 3: Cross multiply
    616,080.80x = 924,812.40 × 476,458.40
  4. Step 4: Simplify right side
    616,080.80x = 440,634,636,404.16
  5. Step 5: Solve for x
    x = 440,634,636,404.16/616,080.80
  6. Step 6: Final answer
    x = 715,222.15

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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.