Home / 963,436.96-1,329,618-533,756.80

Finding the Fourth Proportional to 963,436.96, 1,329,618 and 533,756.80

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Solution

The fourth proportional to 963,436.96, 1,329,618 and 533,756.80 is: 736,625.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,436.96 : 1,329,618 = 533,756.80 : x
  2. Step 2: Convert to fraction form
    963,436.96/1,329,618 = 533,756.80/x
  3. Step 3: Cross multiply
    963,436.96x = 1,329,618 × 533,756.80
  4. Step 4: Simplify right side
    963,436.96x = 709,692,648,902.40
  5. Step 5: Solve for x
    x = 709,692,648,902.40/963,436.96
  6. Step 6: Final answer
    x = 736,625.93

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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.