Home / 992,534.50-1,488,298.74-423,827.02

Finding the Fourth Proportional to 992,534.50, 1,488,298.74 and 423,827.02

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Solution

The fourth proportional to 992,534.50, 1,488,298.74 and 423,827.02 is: 635,525.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,534.50 : 1,488,298.74 = 423,827.02 : x
  2. Step 2: Convert to fraction form
    992,534.50/1,488,298.74 = 423,827.02/x
  3. Step 3: Cross multiply
    992,534.50x = 1,488,298.74 × 423,827.02
  4. Step 4: Simplify right side
    992,534.50x = 630,781,219,843.96
  5. Step 5: Solve for x
    x = 630,781,219,843.96/992,534.50
  6. Step 6: Final answer
    x = 635,525.74

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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.