Home / 934,712.20-1,402,068.30-578,571.40

Finding the Fourth Proportional to 934,712.20, 1,402,068.30 and 578,571.40

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Solution

The fourth proportional to 934,712.20, 1,402,068.30 and 578,571.40 is: 867,857.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,712.20 : 1,402,068.30 = 578,571.40 : x
  2. Step 2: Convert to fraction form
    934,712.20/1,402,068.30 = 578,571.40/x
  3. Step 3: Cross multiply
    934,712.20x = 1,402,068.30 × 578,571.40
  4. Step 4: Simplify right side
    934,712.20x = 811,196,619,226.62
  5. Step 5: Solve for x
    x = 811,196,619,226.62/934,712.20
  6. Step 6: Final answer
    x = 867,857.10

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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.