Home / 974,085.53-1,343,367.65-611,543.16

Finding the Fourth Proportional to 974,085.53, 1,343,367.65 and 611,543.16

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Solution

The fourth proportional to 974,085.53, 1,343,367.65 and 611,543.16 is: 843,383.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,085.53 : 1,343,367.65 = 611,543.16 : x
  2. Step 2: Convert to fraction form
    974,085.53/1,343,367.65 = 611,543.16/x
  3. Step 3: Cross multiply
    974,085.53x = 1,343,367.65 × 611,543.16
  4. Step 4: Simplify right side
    974,085.53x = 821,527,299,251.63
  5. Step 5: Solve for x
    x = 821,527,299,251.63/974,085.53
  6. Step 6: Final answer
    x = 843,383.13

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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.