Home / 996,870.40-1,495,651.20-436,307.20

Finding the Fourth Proportional to 996,870.40, 1,495,651.20 and 436,307.20

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Solution

The fourth proportional to 996,870.40, 1,495,651.20 and 436,307.20 is: 654,612.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,870.40 : 1,495,651.20 = 436,307.20 : x
  2. Step 2: Convert to fraction form
    996,870.40/1,495,651.20 = 436,307.20/x
  3. Step 3: Cross multiply
    996,870.40x = 1,495,651.20 × 436,307.20
  4. Step 4: Simplify right side
    996,870.40x = 652,563,387,248.64
  5. Step 5: Solve for x
    x = 652,563,387,248.64/996,870.40
  6. Step 6: Final answer
    x = 654,612.06

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Double scale
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Similar ratio
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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.