Home / 527,153.20-788,886.60-482,916.40

Finding the Fourth Proportional to 527,153.20, 788,886.60 and 482,916.40

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Solution

The fourth proportional to 527,153.20, 788,886.60 and 482,916.40 is: 722,686.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,153.20 : 788,886.60 = 482,916.40 : x
  2. Step 2: Convert to fraction form
    527,153.20/788,886.60 = 482,916.40/x
  3. Step 3: Cross multiply
    527,153.20x = 788,886.60 × 482,916.40
  4. Step 4: Simplify right side
    527,153.20x = 380,966,276,880.24
  5. Step 5: Solve for x
    x = 380,966,276,880.24/527,153.20
  6. Step 6: Final answer
    x = 722,686.07

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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.