Home / 975,353.84-1,345,990.29-545,641.16

Finding the Fourth Proportional to 975,353.84, 1,345,990.29 and 545,641.16

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Solution

The fourth proportional to 975,353.84, 1,345,990.29 and 545,641.16 is: 752,985.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,353.84 : 1,345,990.29 = 545,641.16 : x
  2. Step 2: Convert to fraction form
    975,353.84/1,345,990.29 = 545,641.16/x
  3. Step 3: Cross multiply
    975,353.84x = 1,345,990.29 × 545,641.16
  4. Step 4: Simplify right side
    975,353.84x = 734,427,703,184.34
  5. Step 5: Solve for x
    x = 734,427,703,184.34/975,353.84
  6. Step 6: Final answer
    x = 752,985.91

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Double scale
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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.