Home / 974,071.65-1,343,348.51-611,529.29

Finding the Fourth Proportional to 974,071.65, 1,343,348.51 and 611,529.29

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Solution

The fourth proportional to 974,071.65, 1,343,348.51 and 611,529.29 is: 843,363.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,071.65 : 1,343,348.51 = 611,529.29 : x
  2. Step 2: Convert to fraction form
    974,071.65/1,343,348.51 = 611,529.29/x
  3. Step 3: Cross multiply
    974,071.65x = 1,343,348.51 × 611,529.29
  4. Step 4: Simplify right side
    974,071.65x = 821,496,950,768.47
  5. Step 5: Solve for x
    x = 821,496,950,768.47/974,071.65
  6. Step 6: Final answer
    x = 843,363.99

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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.