Home / 963,465.40-1,329,663.90-533,880.28

Finding the Fourth Proportional to 963,465.40, 1,329,663.90 and 533,880.28

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Solution

The fourth proportional to 963,465.40, 1,329,663.90 and 533,880.28 is: 736,800.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,465.40 : 1,329,663.90 = 533,880.28 : x
  2. Step 2: Convert to fraction form
    963,465.40/1,329,663.90 = 533,880.28/x
  3. Step 3: Cross multiply
    963,465.40x = 1,329,663.90 × 533,880.28
  4. Step 4: Simplify right side
    963,465.40x = 709,881,335,237.89
  5. Step 5: Solve for x
    x = 709,881,335,237.89/963,465.40
  6. Step 6: Final answer
    x = 736,800.03

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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.