Home / 672,062.80-1,006,927.80-630,072.40

Finding the Fourth Proportional to 672,062.80, 1,006,927.80 and 630,072.40

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Solution

The fourth proportional to 672,062.80, 1,006,927.80 and 630,072.40 is: 944,015.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,062.80 : 1,006,927.80 = 630,072.40 : x
  2. Step 2: Convert to fraction form
    672,062.80/1,006,927.80 = 630,072.40/x
  3. Step 3: Cross multiply
    672,062.80x = 1,006,927.80 × 630,072.40
  4. Step 4: Simplify right side
    672,062.80x = 634,437,415,572.72
  5. Step 5: Solve for x
    x = 634,437,415,572.72/672,062.80
  6. Step 6: Final answer
    x = 944,015.08

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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.