Home / 616,631.20-924,946.80-476,490.40

Finding the Fourth Proportional to 616,631.20, 924,946.80 and 476,490.40

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Solution

The fourth proportional to 616,631.20, 924,946.80 and 476,490.40 is: 714,735.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,631.20 : 924,946.80 = 476,490.40 : x
  2. Step 2: Convert to fraction form
    616,631.20/924,946.80 = 476,490.40/x
  3. Step 3: Cross multiply
    616,631.20x = 924,946.80 × 476,490.40
  4. Step 4: Simplify right side
    616,631.20x = 440,728,270,710.72
  5. Step 5: Solve for x
    x = 440,728,270,710.72/616,631.20
  6. Step 6: Final answer
    x = 714,735.60

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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.