Home / 712,311.60-1,068,467.40-473,977.20

Finding the Fourth Proportional to 712,311.60, 1,068,467.40 and 473,977.20

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Solution

The fourth proportional to 712,311.60, 1,068,467.40 and 473,977.20 is: 710,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,311.60 : 1,068,467.40 = 473,977.20 : x
  2. Step 2: Convert to fraction form
    712,311.60/1,068,467.40 = 473,977.20/x
  3. Step 3: Cross multiply
    712,311.60x = 1,068,467.40 × 473,977.20
  4. Step 4: Simplify right side
    712,311.60x = 506,429,186,543.28
  5. Step 5: Solve for x
    x = 506,429,186,543.28/712,311.60
  6. Step 6: Final answer
    x = 710,965.80

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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.