Home / 527,200.02-727,534.71-285,482.59

Finding the Fourth Proportional to 527,200.02, 727,534.71 and 285,482.59

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Solution

The fourth proportional to 527,200.02, 727,534.71 and 285,482.59 is: 393,965.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,200.02 : 727,534.71 = 285,482.59 : x
  2. Step 2: Convert to fraction form
    527,200.02/727,534.71 = 285,482.59/x
  3. Step 3: Cross multiply
    527,200.02x = 727,534.71 × 285,482.59
  4. Step 4: Simplify right side
    527,200.02x = 207,698,493,325.70
  5. Step 5: Solve for x
    x = 207,698,493,325.70/527,200.02
  6. Step 6: Final answer
    x = 393,965.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.