Home / 963,624.78-1,329,844.80-533,904.78

Finding the Fourth Proportional to 963,624.78, 1,329,844.80 and 533,904.78

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Solution

The fourth proportional to 963,624.78, 1,329,844.80 and 533,904.78 is: 736,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,624.78 : 1,329,844.80 = 533,904.78 : x
  2. Step 2: Convert to fraction form
    963,624.78/1,329,844.80 = 533,904.78/x
  3. Step 3: Cross multiply
    963,624.78x = 1,329,844.80 × 533,904.78
  4. Step 4: Simplify right side
    963,624.78x = 710,010,495,378.14
  5. Step 5: Solve for x
    x = 710,010,495,378.14/963,624.78
  6. Step 6: Final answer
    x = 736,812.20

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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.