Home / 972,923.80-1,459,385.70-341,901.40

Finding the Fourth Proportional to 972,923.80, 1,459,385.70 and 341,901.40

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Solution

The fourth proportional to 972,923.80, 1,459,385.70 and 341,901.40 is: 512,852.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,923.80 : 1,459,385.70 = 341,901.40 : x
  2. Step 2: Convert to fraction form
    972,923.80/1,459,385.70 = 341,901.40/x
  3. Step 3: Cross multiply
    972,923.80x = 1,459,385.70 × 341,901.40
  4. Step 4: Simplify right side
    972,923.80x = 498,966,013,969.98
  5. Step 5: Solve for x
    x = 498,966,013,969.98/972,923.80
  6. Step 6: Final answer
    x = 512,852.10

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Double scale
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Similar ratio
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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.