Home / 926,618.95-1,390,827.23-447,184.18

Finding the Fourth Proportional to 926,618.95, 1,390,827.23 and 447,184.18

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Solution

The fourth proportional to 926,618.95, 1,390,827.23 and 447,184.18 is: 671,210.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,618.95 : 1,390,827.23 = 447,184.18 : x
  2. Step 2: Convert to fraction form
    926,618.95/1,390,827.23 = 447,184.18/x
  3. Step 3: Cross multiply
    926,618.95x = 1,390,827.23 × 447,184.18
  4. Step 4: Simplify right side
    926,618.95x = 621,955,935,548.78
  5. Step 5: Solve for x
    x = 621,955,935,548.78/926,618.95
  6. Step 6: Final answer
    x = 671,210.03

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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.